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Prof Peter Hogg's Outputs (180)

Advanced practice among diagnostic radiographers - An international survey (2024)
Journal Article
Lindgaard, M., England, A., Portelli, J., Hogg, P., & Johansen, S. (in press). Advanced practice among diagnostic radiographers - An international survey. Radiography, 30(6), 1604-1611. https://doi.org/10.1016/j.radi.2024.09.068

Introduction
As the global healthcare system evolves, diagnostic radiographers (DRs) are taking on advanced roles, constituting advanced radiography practice. This study explored the definition of ARP tasks among... Read More about Advanced practice among diagnostic radiographers - An international survey.

Research activity among diagnostic and therapeutic radiographers: An international survey (2024)
Journal Article
Oliveira, M., Hogg, P., Di Prospero, L., Lacey, S., El-Farra, S., & Johansen, S. (2024). Research activity among diagnostic and therapeutic radiographers: An international survey. Journal of Medical Imaging and Radiation Sciences, 55(2), 232-243. https://doi.org/10.1016/j.jmir.2024.02.005

Introduction
Various national solutions have been considered and implemented to address the factors which limit radiographer engagement in conducting research. Nevertheless, national literature continues to sugges... Read More about Research activity among diagnostic and therapeutic radiographers: An international survey.

Digital Mammography: A Holistic Approach (2022)
Book
Mercer, C., Hogg, P., & Kelly, J. (2022). Digital Mammography: A Holistic Approach. Springer Cham. https://doi.org/10.1007/978-3-031-10898-3

This heavily revised second edition is a practically focused textbook focusing on how to successfully utilise mammography-related techniques. It covers a wide range of topics related to holistic mammographic imaging reflecting the emerging digital an... Read More about Digital Mammography: A Holistic Approach.

Rapid creation of a website to produce educational and clinical support resources for global use during and beyond the COVID-19 pandemic (2022)
Journal Article
Hogg, P., & Holmes, K. (2022). Rapid creation of a website to produce educational and clinical support resources for global use during and beyond the COVID-19 pandemic. Radiography, 28, https://doi.org/10.1016/j.radi.2022.07.011

It became clear at the onset of the pandemic that radiography could play an important role in diagnosing and staging COVID-19. The key modality would be mobile chest radiography. However, at the onset of the pandemic, no literature existed to indicat... Read More about Rapid creation of a website to produce educational and clinical support resources for global use during and beyond the COVID-19 pandemic.

Examining the effectiveness of supplementary imaging modalities for breast cancer screening in women with dense breasts: A systematic review and meta-analysis. (2022)
Journal Article
Mizzi, D., Allely, C., Zarb, F., Kelly, J., Hogg, P., McEntee, M., …Mercer, C. (2022). Examining the effectiveness of supplementary imaging modalities for breast cancer screening in women with dense breasts: A systematic review and meta-analysis. European Journal of Radiology, 154, 110416. https://doi.org/10.1016/j.ejrad.2022.110416

To systematically review studies on the effectiveness of supplementary imaging for breast cancer screening in women with dense breasts. A systematic search of peer-reviewed publications in English (January 2000 to March 2021) was carried out. Eight d... Read More about Examining the effectiveness of supplementary imaging modalities for breast cancer screening in women with dense breasts: A systematic review and meta-analysis..

Reflections on the COVID-19 pandemic (2022)
Book
(2022). K. Holmes, & P. Hogg (Eds.), Reflections on the COVID-19 pandemic. International Society of Radiographers and Radiological Technologists

Improving competency in safe patient handling practice through online learning beyond the classroom – a longitudinal study (2022)
Journal Article
Webb, J., Hogg, P., Twiste, M., & Correa, E. (2022). Improving competency in safe patient handling practice through online learning beyond the classroom – a longitudinal study. American Journal of Occupational Therapy, 76(2), 7602205160. https://doi.org/10.5014/ajot.2022.044388

Importance
Safe patient handling is intrinsic to healthcare provision; yet, educational provision of the skills for this are inconsistently delivered, without evidence that traditional face-to-face training reduces risk.
Objective
This study asse... Read More about Improving competency in safe patient handling practice through online learning beyond the classroom – a longitudinal study.

Mammography machine compression paddle movement and observer performance analysis (2021)
Thesis
observer performance analysis. (Thesis). University of Salford

Full field digital mammography (FFDM) was introduced into the United Kingdom (UK) as a replacement for screen-film mammography (SFM) in 2005. Since then, individual breast screening centres have begun to report blurred images through local audits. Bl... Read More about Mammography machine compression paddle movement and observer performance analysis.

Pressure distribution analysis of x-ray table mattresses (2020)
Journal Article
Alresheedi, N., Walton, L., Tootell, A., Webb, J., & Hogg, P. (2021). Pressure distribution analysis of x-ray table mattresses. Journal of Medical Imaging and Radiation Sciences, 52(1), 97-103. https://doi.org/10.1016/j.jmir.2020.11.001

Background
There is a risk of developing pressure ulcers from lying on an X-ray table mattress, if the
mattress pressure redistribution properties are poor.

Aim:
To assess the pressure redistribution properties of ‘new’ and ‘in current clinical... Read More about Pressure distribution analysis of x-ray table mattresses.

The impact of teaching experimental research on-line : Research-informed Teaching and COVID-19 (2020)
Journal Article
Higgins, R., Murphy, F., & Hogg, P. (2021). The impact of teaching experimental research on-line : Research-informed Teaching and COVID-19. Radiography, 27(2), 539-545. https://doi.org/10.1016/j.radi.2020.11.014

Introduction
As part of the BSc (Hons) Diagnostic Radiography programme students learn and undertake research relevant to their development as first post radiographers (dose optimisation and image quality) within the Research-Informed Teaching exper... Read More about The impact of teaching experimental research on-line : Research-informed Teaching and COVID-19.

Evaluation of X-ray table mattresses for radiation attenuation and impact on image quality (2020)
Journal Article
Alresheedi, N., Walton, L., Hogg, P., Webb, J., & Tootell, A. (2021). Evaluation of X-ray table mattresses for radiation attenuation and impact on image quality. Radiography, 27(1), 215-220. https://doi.org/10.1016/j.radi.2020.10.014

Introduction
Mattresses in the radiology department tend to be an overlooked aspect of imaging equipment. This
paper evaluates the radiation attenuation characteristics of mattresses and the effect they have on
image quality.

Method
Thirteen... Read More about Evaluation of X-ray table mattresses for radiation attenuation and impact on image quality.

An experimental intervention study assessing the impact of a thin silicone gel surface overlay on interface pressure (2020)
Journal Article
Angmorterh, S., England, A., Aboagye, S., Ofori, E., & Hogg, P. (2020). An experimental intervention study assessing the impact of a thin silicone gel surface overlay on interface pressure. Radiology Research and Practice, 2020(324653), 1-9. https://doi.org/10.1155/2020/3246531

Introduction. The incidence of pressure ulcers (PUs) presents a substantial threat to patients, especially geriatric patients, those with restricted mobility, and patients suffering from chronic diseases such as cancer. PUs creates a huge financial b... Read More about An experimental intervention study assessing the impact of a thin silicone gel surface overlay on interface pressure.

A new standard in testing mattresses for use in x-ray imaging : developing, validating and using a novel method to test x-ray mattresses for pressure ulcer development, radiation dosimetry and image quality (2020)
Thesis
Alresheedi, N. A new standard in testing mattresses for use in x-ray imaging : developing, validating and using a novel method to test x-ray mattresses for pressure ulcer development, radiation dosimetry and image quality. (Thesis). University of Salford

Background
In hospitals, patients often undergo X-ray imaging while lying on a mattress. Therefore, mattresses must have low X-ray attenuation properties to minimise radiation dose to the patient. Mattresses should create no artifacts within the X-... Read More about A new standard in testing mattresses for use in x-ray imaging : developing, validating and using a novel method to test x-ray mattresses for pressure ulcer development, radiation dosimetry and image quality.

Compression force variability in mammography in Ghana – a baseline study (2020)
Journal Article
Dzidzornu, E., Angmorterh, S., Ofori-Manteaw, B., Aboagye, S., Ofori, E., Owusu-Agyei, S., & Hogg, P. (2021). Compression force variability in mammography in Ghana – a baseline study. Radiography, 27(1), 150-155. https://doi.org/10.1016/j.radi.2020.07.007

Introduction: Breast compression during mammographic examinations improves image quality and patient management. Several studies have been conducted to assess compression force variability among practitioners in order to establish compression guideli... Read More about Compression force variability in mammography in Ghana – a baseline study.

A narrative review on pressure ulcer (PU) studies relevant to medical imaging (2020)
Journal Article
Angmorterh, S., England, A., Anaman-Torgbor, J., Korley Kortei, N., Alidu, H., Yarfi, C., …Hogg, P. (2020). A narrative review on pressure ulcer (PU) studies relevant to medical imaging. ˜The œPan African medical journal, 36, 66. https://doi.org/10.11604/pamj.2020.36.66.19431

Pressure ulcers (PUs) are defined as localised injuries to the skin and/or underlying tissue as a result of pressure or pressure together with shear. PUs present significant health implications to patients; costing billions to manage and/or treat. Th... Read More about A narrative review on pressure ulcer (PU) studies relevant to medical imaging.

A phantom-based method to assess X-ray table mattress interface pressures (2020)
Journal Article
Alresheedi, N., Walton, A., Tootell, A., Webb, J., & Hogg, P. (2020). A phantom-based method to assess X-ray table mattress interface pressures. Journal of Medical Imaging and Radiation Sciences, 51(3), 417-424. https://doi.org/10.1016/j.jmir.2020.04.007

Background

Pressure redistribution performance of X-ray table mattresses can influence the development of pressure ulcers in at risk populations. Interface pressure analysis, with human participants, is a common method to assess mattresses. This... Read More about A phantom-based method to assess X-ray table mattress interface pressures.

Neonatal chest radiography : influence of standard clinical protocols and radiographic equipment on pathology visibility and radiation dose using a neonatal chest phantom (2020)
Journal Article
Al-Murshedi, S., Hogg, P., & England, A. (2020). Neonatal chest radiography : influence of standard clinical protocols and radiographic equipment on pathology visibility and radiation dose using a neonatal chest phantom. Radiography, 26(4), 282-287. https://doi.org/10.1016/j.radi.2020.02.005

Introduction: Little is known about the variations in pathology visibility (PV) and their corresponding radiation dose values for neonatal chest radiography, between and within hospitals. Large variations in PV could influence the diagnostic outcome... Read More about Neonatal chest radiography : influence of standard clinical protocols and radiographic equipment on pathology visibility and radiation dose using a neonatal chest phantom.

Can the anode heel effect be used to optimise radiation dose and image quality for AP pelvis radiography? (2019)
Journal Article
Mraity, H., England, A., Lanca, L., Hogg, P., Walton, L., & Thompson, J. (2020). Can the anode heel effect be used to optimise radiation dose and image quality for AP pelvis radiography?. Radiography, 26(2), e103-e108. https://doi.org/10.1016/j.radi.2019.11.094

Introduction:

A study was conducted to determine whether the anode heel effect can be used to influence optimisation of radiation dose and image quality (IQ) for AP pelvis radiography.

Methods:

ATOM dosimetry phantom and an anthropomorp... Read More about Can the anode heel effect be used to optimise radiation dose and image quality for AP pelvis radiography?.

Development and validation of a bespoke phantom to test accuracy of Cobb angle measurements (2019)
Journal Article
Alrehily, F., Hogg, P., Twiste, M., Johansen, S., & Tootell, A. (2020). Development and validation of a bespoke phantom to test accuracy of Cobb angle measurements. Radiography, 26(2), e78-e87. https://doi.org/10.1016/j.radi.2019.11.002

Introduction: Adolescent idiopathic scoliosis (AIS) is a spinal deformity that causes the spine to bend laterally. Patients with AIS undergo frequent X-ray examinations to monitor the progression of the disorder by through the measurement of the Cobb... Read More about Development and validation of a bespoke phantom to test accuracy of Cobb angle measurements.

The accuracy of Cobb angle measurement on CT scan projection radiograph images (2019)
Journal Article
Alrehily, F., Hogg, P., Twiste, M., Johansen, S., & Tootell, A. (2020). The accuracy of Cobb angle measurement on CT scan projection radiograph images. Radiography, 26(2), e73-e77. https://doi.org/10.1016/j.radi.2019.11.001

Introduction: Adolescent idiopathic scoliosis (AIS) is a spinal deformity that can affect young children. It requires frequent exposure to X-rays to monitor the deformity, which can lead to the development of radiation-induced cancer later in life. T... Read More about The accuracy of Cobb angle measurement on CT scan projection radiograph images.

Dose optimisation in paediatric radiography - using regression models to investigate the relative impact of acquisition factors on image quality and radiation dose (2019)
Journal Article
Ali, M., Hogg, P., & England, A. (2019). Dose optimisation in paediatric radiography - using regression models to investigate the relative impact of acquisition factors on image quality and radiation dose. Physica Medica, 68, 61-68. https://doi.org/10.1016/j.ejmp.2019.10.034

Objective: To investigate the optimum pelvis X-ray acquisition factors for a 10-year-old child. Secondly, to evaluate the impact of each acquisition factor on image quality (IQ) and radiation dose.

Method: Images were acquired using a pelvis phan... Read More about Dose optimisation in paediatric radiography - using regression models to investigate the relative impact of acquisition factors on image quality and radiation dose.

Investigating the ability to use the CT scan projection radiograph to monitor adolescent idiopathic scoliosis (2019)
Thesis
Alrehily, F. Investigating the ability to use the CT scan projection radiograph to monitor adolescent idiopathic scoliosis. (Thesis). University of Salford

Introduction: Adolescent idiopathic scoliosis (AIS) is a spinal deformity that causes the spine to bend laterally. Patients with AIS undergo frequent X-ray examinations to monitor the progression of the deformity through the measurement of the Cobb a... Read More about Investigating the ability to use the CT scan projection radiograph to monitor adolescent idiopathic scoliosis.

Radiographers’ perspectives’ on visual grading analysis as a scientific method to evaluate image quality (2019)
Journal Article
Precht, H., Hansson, J., Outzen, C., Hogg, P., & Tingberg, A. (2019). Radiographers’ perspectives’ on visual grading analysis as a scientific method to evaluate image quality. Radiography, 25(Sup. 1), S14-S18. https://doi.org/10.1016/j.radi.2019.06.006

Introduction

Radiographers routinely undertake many initiatives to balance image quality with radiation dose (optimisation). For optimisation studies to be successful image quality needs to be carefully evaluated. Purpose was to 1) discuss the st... Read More about Radiographers’ perspectives’ on visual grading analysis as a scientific method to evaluate image quality.

Impact of acquisition parameters on dose and image quality optimisation in paediatric pelvis radiography - a phantom study (2019)
Journal Article
Mohammed Ali, A., Hogg, P., & England, A. (2019). Impact of acquisition parameters on dose and image quality optimisation in paediatric pelvis radiography - a phantom study. European Journal of Radiology, 118, 130-137. https://doi.org/10.1016/j.ejrad.2019.07.014

Purpose: Within paediatric pelvis imaging there is a lack of systematic dose optimisation studies which consider age and size variations. This paper presents data from dose optimisation studies using digital radiography and pelvis phantoms representi... Read More about Impact of acquisition parameters on dose and image quality optimisation in paediatric pelvis radiography - a phantom study.

Video Rasterstereography of the spine and pelvis in eight erect positions : a reliability study (2019)
Journal Article
Alzyoud, K., Hogg, P., Snaith, B., Preece, S., & England, A. (2020). Video Rasterstereography of the spine and pelvis in eight erect positions : a reliability study. Radiography, 26(1), e7-e13. https://doi.org/10.1016/j.radi.2019.06.002

Introduction
To investigate the reliability and variability of Video Rasterstereography (VR) measurements of the spine and pelvis, for eight proposed standing postures, in order to help define an optimal standing position for erect pelvis radiogr... Read More about Video Rasterstereography of the spine and pelvis in eight erect positions : a reliability study.

Impact of contralateral breast shielding on the risk of developing radiation-induced cancer from full-field digital mammography screening (2019)
Journal Article
Ali, R., England, A., Mercer, C., Tootell, A., & Hogg, P. (2019). Impact of contralateral breast shielding on the risk of developing radiation-induced cancer from full-field digital mammography screening. Journal of Medical Imaging and Radiation Sciences, 50(2), 331-336. https://doi.org/10.1016/j.jmir.2019.02.005

Objective

The objective of this study was to investigate the impact of contralateral breast shielding on the risk of developing radiation-induced cancer from four-view full-field digital mammography (FFDM) screening.
Methods

A poly methyl meth... Read More about Impact of contralateral breast shielding on the risk of developing radiation-induced cancer from full-field digital mammography screening.

Radiation protection value to the operator from augmented reality smart glasses in interventional fluoroscopy procedures using phantoms (2019)
Journal Article
Dorey, S., Gray, L., Tootell, A., Higgins, R., Al-Islam, S., Baxter, H., …Hogg, P. (2019). Radiation protection value to the operator from augmented reality smart glasses in interventional fluoroscopy procedures using phantoms. Radiography, 25(4), 301-307. https://doi.org/10.1016/j.radi.2019.02.008

Introduction: Smart glasses can be adapted to display radiographic images to allow clinician’s gaze not to be directionally fixed or predetermined by computer monitor location. This study presents an analysis of eye lens dose during interventional fl... Read More about Radiation protection value to the operator from augmented reality smart glasses in interventional fluoroscopy procedures using phantoms.

Scoliosis imaging : an analysis of radiation risk in the CT scan projection radiograph and a comparison with projection radiography and EOS (2019)
Journal Article
Alrehily, F., Hogg, P., Twiste, M., Johansen, S., & Tootell, A. (2019). Scoliosis imaging : an analysis of radiation risk in the CT scan projection radiograph and a comparison with projection radiography and EOS. Radiography, 25(3), https://doi.org/10.1016/j.radi.2019.02.005

Introduction: Scoliosis is defined as a deformity of the spine with lateral curvature in the coronal plane. It requires regular X-ray imaging to monitor the progress of the disorder, therefore scoliotic patients are frequently exposed to radiation. I... Read More about Scoliosis imaging : an analysis of radiation risk in the CT scan projection radiograph and a comparison with projection radiography and EOS.

Comparative analysis of radiation dose and low contrast detail detectability using routine paediatric chest radiography protocols (2019)
Journal Article
Al-Murshedi, S., Hogg, P., Meijer, A., Erenstein, H., & England, A. (2019). Comparative analysis of radiation dose and low contrast detail detectability using routine paediatric chest radiography protocols. European Journal of Radiology, 113(Apr 19), 198-203. https://doi.org/10.1016/j.ejrad.2019.02.017

Objectives: To compare low contrast detail (LCD) detectability and radiation dose for routine paediatric chest X-ray (CXR) imaging protocols among various hospitals.

Methods: CDRAD 2.0 phantom and medical grade polymethyl methacrylate (PMMA) sl... Read More about Comparative analysis of radiation dose and low contrast detail detectability using routine paediatric chest radiography protocols.

OPTIMAX 2018 - a focus on education in radiology (2019)
Book
(2019). A. van der Heij-Meijer, C. Buissink, & P. Hogg (Eds.), OPTIMAX 2018 - a focus on education in radiology. Greater Manchester, UK: University of Salford

This year, OPTIMAX was warmly welcomed by
University College Dublin. For the sixth time
students and teachers from Europe, South Africa,
South America and Canada have come together
enthusiastically to do research in the Radiography
domain. As in... Read More about OPTIMAX 2018 - a focus on education in radiology.

Relationship between body habitus and image quality and radiation dose in chest x-ray examinations : a phantom study (2018)
Journal Article
Al-Murshedi, S., Hogg, P., & England, A. (2019). Relationship between body habitus and image quality and radiation dose in chest x-ray examinations : a phantom study. Physica Medica, 57(Jan 19), 65-71. https://doi.org/10.1016/j.ejmp.2018.12.009

Purpose: To evaluate the influence of being overweight on image
quality (IQ), radiation dose and acquisition parameters when undertaking
adult chest x-ray (CXR) examinations using routine acquisition protocols.
Methods: The Lungman chest phantom... Read More about Relationship between body habitus and image quality and radiation dose in chest x-ray examinations : a phantom study.

ROI-based reversible watermarking scheme for ensuring the integrity and authenticity of DICOM MR images (2018)
Journal Article
Qasim, A., Aspin, R., Meziane, F., & Hogg, P. (2019). ROI-based reversible watermarking scheme for ensuring the integrity and authenticity of DICOM MR images. Multimedia Tools and Applications, 78(12), 16433-16463. https://doi.org/10.1007/s11042-018-7029-7

Reversible and imperceptible watermarking is recognized as a robust approach to confirm the integrity and authenticity of medical images and to verify that alterations can be detected and tracked back. In this paper, a novel blind reversible watermar... Read More about ROI-based reversible watermarking scheme for ensuring the integrity and authenticity of DICOM MR images.

Assessment of perceptual distortion boundary through applying reversible watermarking to brain MR images (2018)
Journal Article
Qasim, A., Aspin, R., Meziane, F., & Hogg, P. (2019). Assessment of perceptual distortion boundary through applying reversible watermarking to brain MR images. Signal Processing: Image Communication, 70, 246-258. https://doi.org/10.1016/j.image.2018.10.007

The digital medical workflow faces many circumstances in which the images can be manipulated during viewing, extracting and exchanging. Reversible and imperceptible watermarking approaches have the potential to enhance trust within the medical imagin... Read More about Assessment of perceptual distortion boundary through applying reversible watermarking to brain MR images.

Impact of body part thickness on AP pelvis radiographic image quality and effective dose (2018)
Journal Article
Alzyoud, K., Hogg, P., & England, A. (2019). Impact of body part thickness on AP pelvis radiographic image quality and effective dose. Radiography, 25(1), e11-e17. https://doi.org/10.1016/j.radi.2018.09.001

Introduction: Within medical imaging variations in patient size can generate challenges, especially when selecting appropriate acquisition parameters. This experiment sought to evaluate the impact of increasing body part thickness on image quality (... Read More about Impact of body part thickness on AP pelvis radiographic image quality and effective dose.

A novel method for comparing radiation dose and image quality, between and within different X-ray units in a series of hospitals (2018)
Journal Article
Al-Murshedi, S., Hogg, P., Lanca, L., & England, A. (2018). A novel method for comparing radiation dose and image quality, between and within different X-ray units in a series of hospitals. Journal of Radiological Protection, 38(4), https://doi.org/10.1088/1361-6498/aae3fa

Objectives: To develop a novel method for comparing radiation dose and image quality (IQ) to evaluate adult chest X-ray (CXR) imaging among several hospitals.
Methods: CDRAD 2.0 phantom was used to acquire images in eight hospitals (17 digital X-r... Read More about A novel method for comparing radiation dose and image quality, between and within different X-ray units in a series of hospitals.

Construction and validation of a low cost paediatric pelvis phantom (2018)
Journal Article
Ali, M., Hogg, P., Johansen, S., & England, A. (2018). Construction and validation of a low cost paediatric pelvis phantom. European Journal of Radiology, 108, 84-91. https://doi.org/10.1016/j.ejrad.2018.09.015

PURPOSE: Imaging phantoms can be cost prohibitive, therefore a need exists to produce low cost alternatives which are fit for purpose. This paper describes the development and validation of a low cost paediatric pelvis phantom based on the anatomy o... Read More about Construction and validation of a low cost paediatric pelvis phantom.

Determining and updating PET/CT and SPECT/CT diagnostic reference levels : a systematic review (2018)
Journal Article
Alkhybari, E., McEntee, M., Brennan, P., Willowson, K., Hogg, P., & Kench, P. (2018). Determining and updating PET/CT and SPECT/CT diagnostic reference levels : a systematic review. Radiation Protection Dosimetry, 182(4), 532-545. https://doi.org/10.1093/rpd/ncy113

The aim of this systematic review is to investigate the national diagnostic reference level (NDRL) methods for positron emission tomography/computed tomography (PET/CT) and single photon emission tomography/computed tomography (SPECT/CT) procedures.... Read More about Determining and updating PET/CT and SPECT/CT diagnostic reference levels : a systematic review.

An investigation of pressure ulcer risk, comfort and pain in medical imaging (2018)
Journal Article
Angmorterh, S., England, A., Szczepura, S., Anaman-Torgbor, J., Ofori, E., Webb, J., …Hogg, P. (2019). An investigation of pressure ulcer risk, comfort and pain in medical imaging. Journal of Medical Imaging and Radiation Sciences, 50(1), 43-52. https://doi.org/10.1016/j.jmir.2018.07.003

In this study, we investigated the interface pressure of healthy volunteers on medical imaging (MI) table surfaces to determine the risks of developing pressure ulcers (PU). We also investigated volunteers’ perception of pain and comfort while lying... Read More about An investigation of pressure ulcer risk, comfort and pain in medical imaging.

Calculating individual lifetime effective risk from initial mean glandular dose arising from the first screening mammogram (2018)
Journal Article
Ali, R., England, A., Mercer, C., & Hogg, P. (2018). Calculating individual lifetime effective risk from initial mean glandular dose arising from the first screening mammogram. Journal of Medical Imaging and Radiation Sciences, 49(4), 406-413. https://doi.org/10.1016/j.jmir.2018.06.005

Objectives: To use the initial mean glandular dose (MGD) arising from the first screening mammogram to estimate the individual total screening lifetime effective risk.
Methods: Organ doses from FFDM screening exposures (craniocaudal and mediolatera... Read More about Calculating individual lifetime effective risk from initial mean glandular dose arising from the first screening mammogram.

Breast compression across consecutive examinations among females participating in BreastScreen Norway (2018)
Journal Article
Waade, G., Sebuødegård, S., Hogg, P., & Hofvind, S. (2018). Breast compression across consecutive examinations among females participating in BreastScreen Norway. British Journal of Radiology, 91(1090), https://doi.org/10.1259/bjr.20180209

Objectives
Breast compression is used in mammography to improve image quality and reduce radiation dose. However, optimal values for compression force are not known, and studies has found large variation in use of compression forces between breast... Read More about Breast compression across consecutive examinations among females participating in BreastScreen Norway.

An investigation into the validity of utilising the CDRAD 2.0 phantom for optimisation studies in digital radiography (2018)
Journal Article
Al-Murshedi, S., Hogg, P., & England, A. (2018). An investigation into the validity of utilising the CDRAD 2.0 phantom for optimisation studies in digital radiography. British Journal of Radiology, 91(1089), https://doi.org/10.1259/bjr.20180317

Objectives: To determine if a relationship exists between low contrast detail (LCD) detectability using the CDRAD 2.0 phantom, visual measures of image quality (IQ) and simulated lesion visibility (LV) when performing digital chest radiography (CXR).... Read More about An investigation into the validity of utilising the CDRAD 2.0 phantom for optimisation studies in digital radiography.

Optimum positioning for AP pelvis radiography : a literature review (2018)
Journal Article
Alzyoud, K., Hogg, P., Snaith, B., Flintham, K., & England, A. (2018). Optimum positioning for AP pelvis radiography : a literature review. Journal of Medical Imaging and Radiation Sciences, 49(3), 316-324. https://doi.org/10.1016/j.jmir.2018.04.025

Aim

Pelvic radiography is used for the identification of hip joint changes, including pathologies such as osteoarthritis. Several studies have recommended that the position for this radiological procedure should be standing, not supine, to reflec... Read More about Optimum positioning for AP pelvis radiography : a literature review.

Effective lifetime radiation risk for a number of national mammography screening programmes (2018)
Journal Article
Ali, R., England, A., McEntee, M., Tootell, A., Mercer, C., & Hogg, P. (2018). Effective lifetime radiation risk for a number of national mammography screening programmes. Radiography, 24(3), 240-246. https://doi.org/10.1016/j.radi.2018.02.001

Background and purpose: The performance of mammography screening programmes is focussed mainly on breast cancer detection rates. However, when the benefits and risks of mammography are considered, the risk of radiation-induced cancer is calculated fo... Read More about Effective lifetime radiation risk for a number of national mammography screening programmes.

Are antimony-bismuth aprons as efficient as lead rubber aprons in providing shielding against scattered radiation (2018)
Journal Article
Johansen, S., Hauge, I., Hogg, P., England, A., Lanca, L., Gunn, C., & Sanderud, A. (2018). Are antimony-bismuth aprons as efficient as lead rubber aprons in providing shielding against scattered radiation. Journal of Medical Imaging and Radiation Sciences, 49(2), 201-206. https://doi.org/10.1016/j.jmir.2018.02.002

Aim: To compare the absorption ability of two lead-free aprons with a lead apron.
Method: Measure and compare the absorption ability of 3 aprons; OpaqFu bilayer apron containing bismuth and antimony, NoLead one layer apron containing antimony, and... Read More about Are antimony-bismuth aprons as efficient as lead rubber aprons in providing shielding against scattered radiation.

Malignant breast masses-conspicuity analysis in motionsimulated mammograms (2018)
Presentation / Conference
mammograms. Poster presented at The 2018 European Congress of Radiology (ECR), Vienna

The conspicuity of a mass represents a ratio between the contrast of a mass and its surrounding complexity. Measuring the conspicuity of lesions attempts to characterise the visibility of a lesion in terms of the imaging systems diagnostic capabiliti... Read More about Malignant breast masses-conspicuity analysis in motionsimulated mammograms.

The impact of hoist sling materials on interface pressure whilst sitting in healthy volunteers and wheelchair users : a comparative study (2017)
Journal Article
Webb, J., Twiste, M., Walton, L., & Hogg, P. (2018). The impact of hoist sling materials on interface pressure whilst sitting in healthy volunteers and wheelchair users : a comparative study. Journal of Tissue Viability, 27(2), 90-94. https://doi.org/10.1016/j.jtv.2017.12.001

Aim of the study
To evaluate the effect of three sling fabrics on gluteal interface pressure whilst sitting in a population of wheelchair users and to compare these to data previously collected in a pilot study with a healthy population.
Material... Read More about The impact of hoist sling materials on interface pressure whilst sitting in healthy volunteers and wheelchair users : a comparative study.

A review of mammographic positioning image quality criteria for the craniocaudal projection (2017)
Journal Article
Sweeney, R.-J., Lewis, S., Hogg, P., & McEntee, M. (2017). A review of mammographic positioning image quality criteria for the craniocaudal projection. British Journal of Radiology, 91(1082), https://doi.org/10.1259/bjr.20170611

Detection of breast cancer is reliant on optimal breast positioning and the production of quality images. Two projections, the mediolateral (MLO) and craniocaudal (CC), are routinely performed. Determination of successful positioning and inclusion of... Read More about A review of mammographic positioning image quality criteria for the craniocaudal projection.

Challenges associated with x-ray imaging of stretcher-bound patients (2017)
Journal Article
Tugwell, J., England, A., Hogg, P., & Legg, J. (2017). Challenges associated with x-ray imaging of stretcher-bound patients. Radiologic technology, 89(2), 159-172

Patients often arrive at imaging departments on stretchers, and in certain circumstances they must remain on the stretcher for the imaging examination to reduce the likelihood of exacerbating injuries. Imaging stretcher-bound patients can be challeng... Read More about Challenges associated with x-ray imaging of stretcher-bound patients.

Mathematical modelling of radiation-induced cancer risk from breast screening by mammography (2017)
Journal Article
Ali, R., England, A., Mercer, C., Tootell, A., Walton, L., Schaake, W., & Hogg, P. (2017). Mathematical modelling of radiation-induced cancer risk from breast screening by mammography. European Journal of Radiology, 96, 98-103. https://doi.org/10.1016/j.ejrad.2017.10.003

Objectives: Establish a method to determine and convey lifetime radiation risk from FFDM screening.
Methods: Radiation risk from screening mammography was quantified using effective risk (number of radiation-induced cancer cases/million). For effec... Read More about Mathematical modelling of radiation-induced cancer risk from breast screening by mammography.

Intercountry analysis of breast density classification using visual grading (2017)
Journal Article
Damases, C., Hogg, P., & McEntee, M. (2017). Intercountry analysis of breast density classification using visual grading. British Journal of Radiology, 90(1076), 20170064. https://doi.org/10.1259/bjr.20170064

OBJECTIVE: Disagreement in mammographic breast density (MBD) assessment can impact breast cancer risk stratification, choices of further breast cancer screening intervals and pathways. This study examines whether intercountry MBD expectations and ass... Read More about Intercountry analysis of breast density classification using visual grading.

Research informed teaching experience in diagnostic radiography : the perspectives of academic tutors and clinical placement educators (2017)
Journal Article
Higgins, R., Hogg, P., & Robinson, L. (2017). Research informed teaching experience in diagnostic radiography : the perspectives of academic tutors and clinical placement educators. Journal of Medical Imaging and Radiation Sciences, 48(3), 226-232. https://doi.org/10.1016/j.jmir.2017.06.002

Introduction: This small scale qualitative research study investigated the perceptions by both academic tutors and clinical placement educators of integrating the research-informed teaching experience (RiTe) within an undergraduate radiography curric... Read More about Research informed teaching experience in diagnostic radiography : the perspectives of academic tutors and clinical placement educators.

Achieving success in clinically based research : the importance of mentoring (2017)
Journal Article
Ward, E., Brown, E., Hogg, P., Halkett, G., & Hargrave, C. (2017). Achieving success in clinically based research : the importance of mentoring. Journal of Medical Radiation Sciences, 64(4), 315-320. https://doi.org/10.1002/jmrs.234

Within the professions of radiation therapy and medical imaging, clinician led research activity is becoming more prevalent. However, more is needed. A key component of continuing to develop professional groups who are both research active and produc... Read More about Achieving success in clinically based research : the importance of mentoring.

The impact of simulated motion blur on lesion detection performance in full field digital mammography (2017)
Journal Article
Abdullah, A., Thompson, J., Kelly, J., Mercer, C., Aspin, R., & Hogg, P. (2017). The impact of simulated motion blur on lesion detection performance in full field digital mammography. British Journal of Radiology, 90(1075), https://doi.org/10.1259/bjr.20160871

Objective: Motion blur is a known phenomenon in full-field digital mammography, but the impact on lesion detection is unknown. This is the first study to investigate detection performance with varying magnitudes of simulated motion blur.
Method: S... Read More about The impact of simulated motion blur on lesion detection performance in full field digital mammography.

Inter country analysis of breast density classification using visual grading. Analysis of mammographic breast density using visual grading (2017)
Journal Article
Damases, C., Hogg, P., & McEntee, M. (2017). Inter country analysis of breast density classification using visual grading. Analysis of mammographic breast density using visual grading. British Journal of Radiology, 90(1076), https://doi.org/10.1259/bjr.20170064

Purpose: Disagreement in mammographic breast density (MBD) assessment can impact breast cancer risk stratification, choices of further breast cancer screening intervals and pathways. This study examines whether inter-country MBD expectations and asse... Read More about Inter country analysis of breast density classification using visual grading. Analysis of mammographic breast density using visual grading.

A self-directed learning intervention for radiographers rating mammographic breast density (2017)
Journal Article
Ekpo, E., Wasike, E., Hogg, P., & McEntee, M. (2017). A self-directed learning intervention for radiographers rating mammographic breast density. Radiography, 23(4), 337-342. https://doi.org/10.1016/j.radi.2017.05.014

Purpose: Subjective methods of mammographic breast density (MBD) assessment are prone to inter-reader variability. This work aims to assess the impact of a short self-directed experiential learning intervention on radiographers’ reproducibility of MB... Read More about A self-directed learning intervention for radiographers rating mammographic breast density.

Closed-loop control of compression paddle motion to reduce blurring in mammograms (2017)
Journal Article
Ma, W., Hogg, P., & Howard, D. (2017). Closed-loop control of compression paddle motion to reduce blurring in mammograms. Medical Physics, 44(8), 4139-4147. https://doi.org/10.1002/mp.12333

Background: Since the introduction of full field digital mammography (FFDM) a large number of UK breast cancer screening centers have reported blurred images, which can be caused by movement at the compression paddle during image acquisition.
Purpos... Read More about Closed-loop control of compression paddle motion to reduce blurring in mammograms.

Antero-posterior (AP) pelvis x-ray imaging on a trolley : impact of trolley design, mattress design and radiographer practice on image quality and radiation dose (2017)
Journal Article
Allsup, J., England, A., & Hogg, P. (2017). Antero-posterior (AP) pelvis x-ray imaging on a trolley : impact of trolley design, mattress design and radiographer practice on image quality and radiation dose. Radiography, 23(3), 242-248. https://doi.org/10.1016/j.radi.2017.04.002

Introduction: Physical and technical differences exist between imaging on an x-ray tabletop and imaging on a trolley. This study evaluates how trolley imaging impacts image quality and radiation dose for an antero-posterior (AP) pelvis projection whi... Read More about Antero-posterior (AP) pelvis x-ray imaging on a trolley : impact of trolley design, mattress design and radiographer practice on image quality and radiation dose.

Does collimation affect patient dose in antero-posterior thoraco-lumbar spine? (2017)
Journal Article
Robinson, J., Tootell, A., Ali, R., & Hogg, P. (2017). Does collimation affect patient dose in antero-posterior thoraco-lumbar spine?. Radiography, 23(3), 211-215. https://doi.org/10.1016/j.radi.2017.03.012

BACKGROUND: The purpose of this study is to determine the effect of collimation on the lifetime attributable risk (LAR) of cancer incidence in all body organs (effective risk) in patients undergoing antero-posterior (AP) examinations of the spine. T... Read More about Does collimation affect patient dose in antero-posterior thoraco-lumbar spine?.

A JAFROC study of nodule detection performance in CT images of a thorax acquired during PET/CT (2017)
Journal Article
Thompson, J., Wareing, A., Szczepura, K., Vinjamuri, S., & Hogg, P. (2017). A JAFROC study of nodule detection performance in CT images of a thorax acquired during PET/CT. Radiography, 23(3), 191-196. https://doi.org/10.1016/j.radi.2017.03.001

Purpose
Two types of CT images (modalities) are acquired in PET/CT: for attenuation correction (AC) and diagnosis. The purpose of the study was to compare nodule detection and localization performance between these two modalities.


Methods
CT... Read More about A JAFROC study of nodule detection performance in CT images of a thorax acquired during PET/CT.

Blurred digital mammography images : an analysis of technical recall and observer detection performance (2017)
Journal Article
Ma, W., Kelly, J., Millington, S., Hilton, B., Borgan, R., Aspin, R., …Hogg, P. (2017). Blurred digital mammography images : an analysis of technical recall and observer detection performance. British Journal of Radiology, 90(1071), 20160271. https://doi.org/10.1259/bjr.20160271

Background: Blurred images in Full Field Digital Mammography (FFDM) are a problem in the UK Breast Screening Programme. Technical recalls may be due to blurring not being seen on lower resolution monitors used for review.
Objectives: This study ass... Read More about Blurred digital mammography images : an analysis of technical recall and observer detection performance.

Analysis of effective and organ dose estimation in CT when using mA modulation : a single scanner pilot study (2017)
Journal Article
Tootell, A., Szczepura, K., & Hogg, P. (2017). Analysis of effective and organ dose estimation in CT when using mA modulation : a single scanner pilot study. Radiography, 23(2), 159-166. https://doi.org/10.1016/j.radi.2017.02.006

Effective dose (ED) estimation in CT examinations can be obtained by combining dose length product (DLP) with published ED per DLP coefficients or performed using software. These methods do not account for tube current (mA) modulation which is influe... Read More about Analysis of effective and organ dose estimation in CT when using mA modulation : a single scanner pilot study.

Compression forces used in the Norwegian Breast Cancer Screening Program (2017)
Journal Article
Waade, G., Moshina, N., Sæbuødegård, S., Hogg, P., & Hofvind, S. (2017). Compression forces used in the Norwegian Breast Cancer Screening Program. British Journal of Radiology, 90(1071), https://doi.org/10.1259/bjr.20160770

Objectives: Compression is used in mammography to reduce breast thickness, which is claimed to improve image quality and reduce radiation dose. In the Norwegian Breast Cancer Screening Program (NBCSP), the recommended range of compression force for f... Read More about Compression forces used in the Norwegian Breast Cancer Screening Program.

Health behavioural theories and their application to women’s participation in mammography screening : a narrative review (2017)
Journal Article
narrative review. Journal of Medical Imaging and Radiation Sciences, 48(2), 122-127. https://doi.org/10.1016/j.jmir.2016.12.002

The most effective method of detecting breast cancer amongst asymptomatic women is by mammography screening. Although, most countries have this preventive measure in place for women within their society; most of these programmes still struggle with w... Read More about Health behavioural theories and their application to women’s participation in mammography screening : a narrative review.

Constructive alignment of a research-informed teaching activity within an undergraduate diagnostic radiography curriculum : a reflection (2016)
Journal Article
Higgins, R., Hogg, P., & Robinson, L. (2017). Constructive alignment of a research-informed teaching activity within an undergraduate diagnostic radiography curriculum : a reflection. Radiography, 23(S1), S30-S36. https://doi.org/10.1016/j.radi.2016.11.004

Aim: To evaluate the learning experience of a level 5 (year 2) student cohort within a research-informed teaching (RiT) activity and to map findings against learning outcomes and level descriptors using constructive alignment.

Method: An online q... Read More about Constructive alignment of a research-informed teaching activity within an undergraduate diagnostic radiography curriculum : a reflection.

Development of a phantom to test fully automated breast density software – a work in progress (2016)
Journal Article
Wåde, G., Hogg, P., Thompson, J., & Hofvind, S. (2017). Development of a phantom to test fully automated breast density software – a work in progress. Radiography, 23(1), e14-e19. https://doi.org/10.1016/j.radi.2016.09.003

Objectives: Mammographic density (MD) is an independent risk factor for breast cancer and may have a future role for stratified screening. Automated software can estimate MD but the relationship between breast thickness reduction and MD is not fully... Read More about Development of a phantom to test fully automated breast density software – a work in progress.

The role of 18F-sodium fluoride PET/CT bone scans in the diagnosis of metastatic bone disease from breast and prostate cancer (2016)
Journal Article
Kulshrestha, R., England, A., Nightingale, J., Vinjamuri, R., & Hogg, P. (2016). The role of 18F-sodium fluoride PET/CT bone scans in the diagnosis of metastatic bone disease from breast and prostate cancer. Journal of Nuclear Medicine Technology, 44(4), 217-222. https://doi.org/10.2967/jnmt.116.176859

This article shall describe the role of 18F-Sodium Fluoride (18F-NaF) PET/CT bone scanning in the staging of breast and prostate cancer. 18F-NaF PET was initially utilised as a bone scanning agent in the 1960s and early 1970s, however its usage was r... Read More about The role of 18F-sodium fluoride PET/CT bone scans in the diagnosis of metastatic bone disease from breast and prostate cancer.

A method to determine the impact of reduced visual function on nodule detection performance (2016)
Journal Article
Thompson, J., Lança, C., Lança, L., & Hogg, P. (2017). A method to determine the impact of reduced visual function on nodule detection performance. Radiography, 23(1), 19-24. https://doi.org/10.1016/j.radi.2016.07.002

Purpose: In this study we aim to validate a method to assess the impact of reduced visual function and observer performance concurrently with a nodule detection task.

Materials and methods: Three consultant radiologists completed a nodule detectio... Read More about A method to determine the impact of reduced visual function on nodule detection performance.

Effective dose and effective risk from post-SPECT imaging of the lumbar spine (2016)
Journal Article
Tootell, A., McEntee, M., Szczepura, K., & Hogg, P. (2016). Effective dose and effective risk from post-SPECT imaging of the lumbar spine. Journal of Medical Imaging and Radiation Sciences, 47(3), 267-275. https://doi.org/10.1016/j.jmir.2016.04.012

Purpose
Planar bone scans play an important role in the staging and monitoring of malignancy and metastases. Metastases in the lumbar spine are associated with significant morbidity, therefore accurate diagnosis is essential. Supplementary imaging... Read More about Effective dose and effective risk from post-SPECT imaging of the lumbar spine.

The impact of greyscale inversion for nodule detection in an anthropomorphic chest phantom: a free-response observer study (2016)
Journal Article
Thompson, J., Thomas, N., Manning, D., & Hogg, P. (2016). The impact of greyscale inversion for nodule detection in an anthropomorphic chest phantom: a free-response observer study. British Journal of Radiology, 89(1064), 20160249. https://doi.org/10.1259/bjr.20160249

Objective: The aim of this work was to assess the impact of greyscale inversion on nodule detection on poster- oanterior chest X-ray images. Previous work has attemp- ted this, with no consensus opinion formed. We assessed the value of “fast-flicking... Read More about The impact of greyscale inversion for nodule detection in an anthropomorphic chest phantom: a free-response observer study.

Gonad dose in AP pelvis radiography : impact of anode heel orientation (2016)
Journal Article
Mraity, H., England, A., & Hogg, P. (2017). Gonad dose in AP pelvis radiography : impact of anode heel orientation. Radiography, 23(1), 14-18. https://doi.org/10.1016/j.radi.2016.06.003

Purpose: For antero posterior (AP) pelvis radiographic examination, determine the impact of anode heel orientation on female / male gonad dose.
Methods: High sensitivity thermo-luminescent dosimeters (TLDs) were used with an ATOM dosimetry phantom;... Read More about Gonad dose in AP pelvis radiography : impact of anode heel orientation.

Impact of errors in recorded compressed breast thickness measurements on volumetric density classification using volpara v1.5.0 software (2016)
Journal Article
Waade, G., Highnam, R., Hauge, I., McEntee, M., Hofvind, S., Denton, E., …Hogg, P. (2016). Impact of errors in recorded compressed breast thickness measurements on volumetric density classification using volpara v1.5.0 software. Medical Physics, 43(6 Pt.1), 2870-2876. https://doi.org/10.1118/1.4948503

Purpose: Mammographic density has been demonstrated to predict breast cancer risk. It has been proposed that it could be used for stratifying screening pathways and recommending additional imaging. Volumetric density tools use the recorded compressed... Read More about Impact of errors in recorded compressed breast thickness measurements on volumetric density classification using volpara v1.5.0 software.

Operator eye doses during computed tomography fluoroscopic lung biopsy (2016)
Journal Article
Ekpo, E., Bakhshi, S., Ryan, E., Hogg, P., & McEntee, M. (2016). Operator eye doses during computed tomography fluoroscopic lung biopsy. Journal of Radiological Protection, 36(2), 290-298. https://doi.org/10.1088/0952-4746/36/2/290

The aim of this work was to examine the peak entrance surface air kerma
(peak ESAK) to the eyes during CT fluoroscopy lung biopsy, and the impact
of lead glasses, exposure parameters, head rotation, and height on peak ESAK
to the eyes.
Two phanto... Read More about Operator eye doses during computed tomography fluoroscopic lung biopsy.

A review of incidental findings on low-resolution CT images during SPECT myocardial perfusion imaging : a clinical dilemma (2016)
Journal Article
Coward, J., Nightingale, J., & Hogg, P. (2016). A review of incidental findings on low-resolution CT images during SPECT myocardial perfusion imaging : a clinical dilemma. Journal of Nuclear Medicine Technology, 44(3), 167-172. https://doi.org/10.2967/jnmt.116.174557

Incidental findings are common in medical imaging. There is a particularly high
prevalence of incidental findings within the thorax, the most frequent being
pulmonary nodules. Whilst pulmonary nodules have the potential to be
malignant, the vast m... Read More about A review of incidental findings on low-resolution CT images during SPECT myocardial perfusion imaging : a clinical dilemma.

Development and validation of a visual grading scale for assessing image quality of AP pelvis radiographic images (2016)
Journal Article
Mraity, H., England, A., Cassidy, S., Eachus, P., & Hogg, P. (2016). Development and validation of a visual grading scale for assessing image quality of AP pelvis radiographic images. British Journal of Radiology, 89(1061), 20150430. https://doi.org/10.1259/bjr.20150430

OBJECTIVE: Apply psychometric theory to develop and validate a visual grading scale for assessing visual perception of AP pelvis digital image quality.
METHODS: Psychometric theory was used to guide scale development. Seven phantom and 7 cadaver i... Read More about Development and validation of a visual grading scale for assessing image quality of AP pelvis radiographic images.

Effect of reconstruction methods and x-ray tube current-time product on nodule detection in an anthropomorphic thorax phantom : a crossed-modality JAFROC observer study (2016)
Journal Article
Thompson, J., Chakraborty, D., Szczepura, K., Tootell, A., Vamvakas, I., Manning, D., & Hogg, P. (2016). Effect of reconstruction methods and x-ray tube current-time product on nodule detection in an anthropomorphic thorax phantom : a crossed-modality JAFROC observer study. Medical Physics, 43(3), 1265-1274. https://doi.org/10.1118/1.4941017

Purpose: To evaluate nodule detection in an anthropomorphic chest phantom in computed tomography (CT) images reconstructed with adaptive iterative dose reduction 3D (AIDR3D) and filtered back projection (FBP) over a range of tube current-time product... Read More about Effect of reconstruction methods and x-ray tube current-time product on nodule detection in an anthropomorphic thorax phantom : a crossed-modality JAFROC observer study.

Analysis of motion during the breast clamping phase of mammography (2016)
Journal Article
Ma, W., McEntee, M., Kelly, J., Millington, S., Mercer, C., & Hogg, P. (2016). Analysis of motion during the breast clamping phase of mammography. British Journal of Radiology, 89(1059), 20150715. https://doi.org/10.1259/bjr.20150715

Objectives: To measure paddle motion during the clamping phase of a breast phantom
for a range of machine/paddle combinations.
Methods: A deformable breast phantom was used to simulate a female breast. Twelve
mammography machines from three manufa... Read More about Analysis of motion during the breast clamping phase of mammography.

Optimising image quality for medical imaging (2016)
Book
Hogg, P., Thompson-Hogg, R., & Buissink, C. (2016). Optimising image quality for medical imaging. University of Salford: University of Salford

OPTIMAX 2016 was held at the University of Salford
in Greater Manchester. It is the fourth summer
school of OPTIMAX with other renditions having
been organized at the University of Salford (2013),
ESTeSL, Lisbon (2014) and Hanze UAS, Groningen
(... Read More about Optimising image quality for medical imaging.

A review of individual and institutional publication productivity in medical radiation science (2015)
Journal Article
Ekpo, E., Hogg, P., & McEntee, M. (2016). A review of individual and institutional publication productivity in medical radiation science. Journal of Medical Imaging and Radiation Sciences, 47(1), 13-20. https://doi.org/10.1016/j.jmir.2015.11.002

Aims: To investigate the research impact of active medical radiation
science (MRS) researchers and the research output of MRS institutions
globally.
Methods: An iterative search strategy was used to firstly identify productive
MRS authors and... Read More about A review of individual and institutional publication productivity in medical radiation science.

An overview of nuclear medicine imaging procedures (2015)
Journal Article
Hogg, P., & Lawson, R. (2015). An overview of nuclear medicine imaging procedures. Nursing Standard, 30(13), 52-59. https://doi.org/10.7748/ns.30.13.52.s47

Nuclear medicine imaging is not generally well understood by nurses who work outside this area. Consequently, nurses can find themselves unable to answer patients’ questions about nuclear medicine imaging procedures or give them proper information be... Read More about An overview of nuclear medicine imaging procedures.

Multicentre analysis of incidental findings on low-resolution CT attenuation correction images : an extended study (2015)
Journal Article
CT attenuation correction images : an extended study. British Journal of Radiology, 88(1056), https://doi.org/10.1259/bjr.20150555

Objective: To review new incidental findings detected
on low-resolution CT attenuation correction (CTAC)
images acquired during single-photon emission CT-CT
myocardial perfusion imaging as an extension to our
initial study.
Methods: CTAC images... Read More about Multicentre analysis of incidental findings on low-resolution CT attenuation correction images : an extended study.

Visual function assessment in medical imaging research (2015)
Journal Article
Lanca, C., Thompson, J., Lanca, L., & Hogg, P. (2015). Visual function assessment in medical imaging research. Radiologic technology, 87(2), 129-138

Background: Medical image perception research relies on visual data to study the diagnostic relationship between
observers and medical images. A consistent method to assess visual function for participants in medical imaging
research has not been d... Read More about Visual function assessment in medical imaging research.

Radiation dose differences between thoracic radiotherapy planning CT and thoracic diagnostic CT scans (2015)
Journal Article
Sanderud, A., England, A., Hogg, P., Fosså, K., Svensson, S., & Johansen, S. (2016). Radiation dose differences between thoracic radiotherapy planning CT and thoracic diagnostic CT scans. Radiography, 22(2), 107-111. https://doi.org/10.1016/j.radi.2015.08.003

Purpose: To compare the absorbed dose from computed tomography (CT) in radiotherapy planning (RP CT) against those from diagnostic CT (DG CT) examinations and to explore the possible reasons for any dose differences.
Method: Two groups of patients u... Read More about Radiation dose differences between thoracic radiotherapy planning CT and thoracic diagnostic CT scans.

Message from the Guest Editor [Editorial] (2015)
Journal Article
Hogg, P. (2015). Message from the Guest Editor [Editorial]. Journal of Medical Imaging and Radiation Sciences, 46(3), S1-S3. https://doi.org/10.1016/j.jmir.2015.06.010

A method for calculating effective lifetime risk of radiation-induced cancer from screening mammography (2015)
Journal Article
Ali, R., England, A., McEntee, M., & Hogg, P. (2015). A method for calculating effective lifetime risk of radiation-induced cancer from screening mammography. Radiography, 21(4), 298-303. https://doi.org/10.1016/j.radi.2015.07.008

Purpose: To propose a method for evaluating the effective lifetime risk of radiation-induced cancer from
screening mammography and to present initial data for the UK National Breast Screening Programme.

Material and methods: The imaging was und... Read More about A method for calculating effective lifetime risk of radiation-induced cancer from screening mammography.

Breast composition : measurement and clinical use (2015)
Journal Article
Ekpo, E., Hogg, P., Highnam, R., & McEntee, M. (2015). Breast composition : measurement and clinical use. Radiography, 21(4), 324-333. https://doi.org/10.1016/j.radi.2015.06.006

Breast density is a measure of the extent of radiodense fibroglandular tissue in the breast. The risk of developing breast cancer and the risk of missing cancer at screening rise with higher breast density. In this paper, the historical background to... Read More about Breast composition : measurement and clinical use.

What is the minimum amount of simulated breast movement required for visual detection of blurring : An exploratory investigation? (2015)
Journal Article
Ma, W., Aspin, R., Hogg, P., Kelly, J., & Millington, S. (2015). What is the minimum amount of simulated breast movement required for visual detection of blurring : An exploratory investigation?. British Journal of Radiology, 88(1052), https://doi.org/10.1259/bjr.20150126

Background: Image blurring in mammography can cause significant image degradation and interpretational problems. A potential source is due to paddle movement during image formation. Paddle movement has been shown to be as much as 1.5mm. No study has... Read More about What is the minimum amount of simulated breast movement required for visual detection of blurring : An exploratory investigation?.

Radiation dose and image quality optimisation in medical imaging (2015)
Book
Hogg, P., & Lança, L. (2015). Radiation dose and image quality optimisation in medical imaging. University of Salford: Open Source

Following the successful OPTIMAX summer school held
in Salford, 2013, we organised another OPTIMAX summer
school in Lisbon during August, 2014. Sixty six people participated,comprising PhD, MSc and BSc students as well as
tutors from the 5 Europea... Read More about Radiation dose and image quality optimisation in medical imaging.

Mammography screening in Nigeria – a critical comparison to other countries (2015)
Journal Article
Lawal, O., Murphy, F., Hogg, P., & Nightingale, J. (2015). Mammography screening in Nigeria – a critical comparison to other countries. Radiography, 21(4), 348-351. https://doi.org/10.1016/j.radi.2015.03.015

Breast cancer is a leading cause of death among women, and according to the World Health Organisation (WHO) there will be a significant increase in the incidence of breast cancer in developing countries such as Nigeria by 2030. However, mammography s... Read More about Mammography screening in Nigeria – a critical comparison to other countries.

Does elevating image receptor increase breast receptor footprint and improve pressure balance? (2015)
Journal Article
Smith, H., Szczepura, K., Mercer, C., Maxwell, A., & Hogg, P. (2015). Does elevating image receptor increase breast receptor footprint and improve pressure balance?. Radiography, 21(4), 359-363. https://doi.org/10.1016/j.radi.2015.02.001

There is no consensus in the literature regarding the image receptor (IR) position for the cradio-caudal
projection in mammography. Some literature indicates the IR should be positioned to the infra mammary
fold (IMF); other literature suggests the... Read More about Does elevating image receptor increase breast receptor footprint and improve pressure balance?.

Lesion detection performance : comparative analysis of low-dose CT data of the chest on two hybrid imaging systems (2015)
Journal Article
Jessop, M., Thompson, J., Coward, J., Sanderud, A., Jorge, J., De Groot, M., …Hogg, P. (2015). Lesion detection performance : comparative analysis of low-dose CT data of the chest on two hybrid imaging systems. Journal of Nuclear Medicine Technology, 43(1), 53-60. https://doi.org/10.2967/jnmt.114.147447

PURPOSE:

Incidental findings, discovered in low-dose CT images obtained during hybrid imaging, are an increasing phenomenon with advancing CT technology. Understanding their diagnostic value along with technical limitations is therefore important... Read More about Lesion detection performance : comparative analysis of low-dose CT data of the chest on two hybrid imaging systems.

The use of digital health technology and social media to support breast screening (2015)
Book Chapter
Robinson, L., Griffiths, M., Wray, J., Ure, C., & Stein-Hodgins, J. (2015). The use of digital health technology and social media to support breast screening. In P. Hogg, & J. Kelly (Eds.), Digital Mammography : A Holistic Approach (105-111). Springer. https://doi.org/10.1007/978-3-319-04831-4_13

‘Digital health’ is an overarching concept that currently lacks theoretical definition and common terminology. For instance, this broad and emerging field includes all of the following terms within its lexicon: mHealth, Wireless Health, Health 2.0, e... Read More about The use of digital health technology and social media to support breast screening.

Observer studies in mammography (2015)
Book Chapter
Hogg, P., Millington, S., Manning, D., & Mraity, H. (2015). Observer studies in mammography. In Digital Mammography (291-302). Springer. https://doi.org/10.1007/978-3-319-04831-4_36

Mammography is a special imaging technique and is unusual in a number of ways: Some of these are technical because of the type of tissue under investigation and some apply to the distinctive nature of the client group. But in one important aspect mam... Read More about Observer studies in mammography.

A phantom-based JAFROC observer study of two CT reconstruction methods : the search for optimisation of lesion detection and effective dose (2015)
Journal Article
Mello-Thoms, C., Kupinski, M., Thompson, J., Chakraborty, D., Szczepura, K., Vamvakas, I., …Hogg, P. (2015). A phantom-based JAFROC observer study of two CT reconstruction methods : the search for optimisation of lesion detection and effective dose. Proceedings of SPIE, 9416, 94160B. https://doi.org/10.1117/12.2081632

Purpose: To investigate the dose saving potential of iterative reconstruction (IR) in a computed tomography (CT) examination of the thorax.
Materials and Methods: An anthropomorphic chest phantom containing various configurations of simulated lesi... Read More about A phantom-based JAFROC observer study of two CT reconstruction methods : the search for optimisation of lesion detection and effective dose.

OPTIMAX 2015 : multicultural team-based research in radiography, a holistic educational approach. (2015)
Book
Hogg, P., Blakeley, C., & Buissink, C. (2015). P. Hogg, C. Blakeley, & C. Buissink (Eds.), OPTIMAX 2015 : multicultural team-based research in radiography, a holistic educational approach. Groningen, the Netherlands: University of salford

Following the successful OPTIMAX summer school
held in Salford, 2013 and Lisbon, 2014 we organized
OPTIMAX2015 summer school in Groningen. Fifty
three people participated, comprising PhD, MSc
and BSc students as well as tutors from the five
Euro... Read More about OPTIMAX 2015 : multicultural team-based research in radiography, a holistic educational approach..

Breast compression - an exploration of problem solving and decision making in mammography (2014)
Journal Article
Nightingale, J., Murphy, F., Robinson, L., Newton-Hughes, A., & Hogg, P. (2015). Breast compression - an exploration of problem solving and decision making in mammography. Radiography, 21(4), 364-369. https://doi.org/10.1016/j.radi.2014.11.004

Objective: Breast compression decreases radiation dose and reduces potential for motion and geometric unsharpness, yet there is variability in applied compression force within and between some centres. This article explores the problem solving proces... Read More about Breast compression - an exploration of problem solving and decision making in mammography.

Extra patient movement during mammographic imaging : an experimental study (2014)
Journal Article
an experimental study. British Journal of Radiology, 87(1044), https://doi.org/10.1259/bjr.20140241

Objectives: To determine if movement external to the patient occurring during mammography may be a source of image blur. Methods: Four mammography machines with seven flexible and nine fixed paddles were evaluated. In the first stage, movement at the... Read More about Extra patient movement during mammographic imaging : an experimental study.

Multi-centre analysis of incidental findings on low-resolution CT attenuation correction images (2014)
Journal Article
Coward, J., Lawson, R., Kane, T., Elias, M., Howes, A., Birchall, J., & Hogg, P. (2014). Multi-centre analysis of incidental findings on low-resolution CT attenuation correction images. British Journal of Radiology, 87(1042), https://doi.org/10.1259/bjr.20130701

Objective: To review new incidental findings detected on
low-resolution CT attenuation correction (CTAC) images acquired
during single-photon emission CT (SPECT-CT) myocardial
perfusion imaging (MPI) and to determine whether
the CTAC images had d... Read More about Multi-centre analysis of incidental findings on low-resolution CT attenuation correction images.

Comparison of effective dose and lifetime risk of cancer Incidence of CT attenuation correction acquisitions and radiopharmaceutical administration for myocardial perfusion imaging (2014)
Journal Article
Tootell, A., Szczepura, K., & Hogg, P. (2014). Comparison of effective dose and lifetime risk of cancer Incidence of CT attenuation correction acquisitions and radiopharmaceutical administration for myocardial perfusion imaging. British Journal of Radiology, 87(1041), 20140110. https://doi.org/10.1259/bjr.20140110

Objective: To measure the organ dose and calculate effective dose from CT attenuation correction (CTAC) acquisitions from four commonly used gamma camera single photon emission CT/CT systems.

Methods: CTAC dosimetry data was collected using therm... Read More about Comparison of effective dose and lifetime risk of cancer Incidence of CT attenuation correction acquisitions and radiopharmaceutical administration for myocardial perfusion imaging.

A 6 year study of mammographic compression force : practitioner variability within and between screening sites (2014)
Journal Article
Mercer, C., Szczepura, K., Kelly, J., Millington, S., Denton, D., Borgen, R., …Hogg, P. (2015). A 6 year study of mammographic compression force : practitioner variability within and between screening sites. Radiography, 21(1), 68-73. https://doi.org/10.1016/j.radi.2014.07.004

Background
The application of compression force in mammography is more heavily influenced by the practitioner rather than the client. This can affect client experience, radiation
dose and image quality. This research investigates practitioner comp... Read More about A 6 year study of mammographic compression force : practitioner variability within and between screening sites.

The influence of experience and training in a group of novice observers : A jackknife alternative free-response receiver operating characteristic analysis (2014)
Journal Article
observers : A jackknife alternative free-response receiver operating characteristic analysis. Radiography, 20(4), 300-305. https://doi.org/10.1016/j.radi.2014.06.016

Purpose: The study evaluates the pre- and post-training lesion localisation ability of a group of novice
observers. Parallels are drawn with the performance of inexperienced radiographers taking part in
preliminary clinical evaluation (PCE) and ‘re... Read More about The influence of experience and training in a group of novice observers : A jackknife alternative free-response receiver operating characteristic analysis.

An evaluation of the student and tutor experience of a residential summer school event (OPTIMAX) (2014)
Journal Article
Higgins, R., Robinson, L., & Hogg, P. (2014). An evaluation of the student and tutor experience of a residential summer school event (OPTIMAX). Radiography, 20(4), 363-368. https://doi.org/10.1016/j.radi.2014.06.015

Aim: To explore the experiences of students and tutors who participated in a residential multi-cultural and multi-professional 3 week summer school event (OPTIMAX).

Method: A grounded theory approach was adopted. Two semi-structured focus group in... Read More about An evaluation of the student and tutor experience of a residential summer school event (OPTIMAX).

An observational study of cross-cultural communication in short-term, diverse professional learning groups (2014)
Journal Article
Robinson, L., Hogg, P., & Higgins, R. (2014). An observational study of cross-cultural communication in short-term, diverse professional learning groups. Radiography, 20(4), 356-362. https://doi.org/10.1016/j.radi.2014.06.007

Abstract
This paper reports the evaluation of a European funded 3-week summer school which took place in 2013 involving 60 staff and students from five universities. The evaluation looked at one group in detail using a qualitative approach to consi... Read More about An observational study of cross-cultural communication in short-term, diverse professional learning groups.

A mammography image set for research purposes using BI-RADS density classification (2014)
Journal Article
Mercer, C., Hogg, P., Kelly, J., Borgan, R., Millington, S., Hilton, B., …Wheelan, P. (2014). A mammography image set for research purposes using BI-RADS density classification. Radiologic technology, 85(6), 609-613

Purpose Breast density categorization consistency is important when performing research, and minimization of interoperator
and intraoperator variability is essential. This research aimed to validate a set of mammography images for visual breast
den... Read More about A mammography image set for research purposes using BI-RADS density classification.

A method to investigate image blurring due to mammography machine compression paddle movement (2014)
Journal Article
Wang, M., Hogg, P., Kelly, J., & Millington, S. (2015). A method to investigate image blurring due to mammography machine compression paddle movement. Radiography, 21(1), 36-41. https://doi.org/10.1016/j.radi.2014.06.004

Background

Compression paddles can move during mammography exposures. Speculation suggests that this movement can cause image blurring. No research has been published to demonstrate whether such movement could cause image blurring.

Aim

Devel... Read More about A method to investigate image blurring due to mammography machine compression paddle movement.

Increasing source to image distance for AP pelvis imaging – impact on radiation dose and image quality (2014)
Journal Article
Tugwell, E., Everton, C., Kingma, A., & Hogg, P. (2014). Increasing source to image distance for AP pelvis imaging – impact on radiation dose and image quality. Radiography, 20(4), 351-355. https://doi.org/10.1016/j.radi.2014.05.012

Aim: A quantative primary study to determine whether increasing source to image distance (SID), with
and without the use of automatic exposure control (AEC) for antero-posterior (AP) pelvis imaging, reduces
dose whilst still producing an image of d... Read More about Increasing source to image distance for AP pelvis imaging – impact on radiation dose and image quality.

Image quality and dose analysis for a PA chest X-ray: Comparison between AEC mode acquisition and manual mode using the 10 kVp ‘rule’ (2014)
Journal Article
Reis, C., Gonçalves, J., Klompmaker, C., Bárbara, A., Bloor, C., Hegarty, R., …Hogg, P. (2014). Image quality and dose analysis for a PA chest X-ray: Comparison between AEC mode acquisition and manual mode using the 10 kVp ‘rule’. Radiography, 20(4), 339-345. https://doi.org/10.1016/j.radi.2014.06.001

Purpose

To compare the image quality and effective dose applying the 10 kVp rule with manual mode acquisition and AEC mode in PA chest X-ray.

Method

68 images (with and without lesions) were acquired using an anthropomorphic chest phantom us... Read More about Image quality and dose analysis for a PA chest X-ray: Comparison between AEC mode acquisition and manual mode using the 10 kVp ‘rule’.

Compression force behaviours : an exploration of the beliefs and values influencing the application of breast compression during screening mammography (2014)
Journal Article
Murphy, F., Nightingale, J., Hogg, P., Robinson, L., Seddon, D., & Mackay, S. (2015). Compression force behaviours : an exploration of the beliefs and values influencing the application of breast compression during screening mammography. Radiography, 21(1), 30-35. https://doi.org/10.1016/j.radi.2014.05.009

This research project investigated the compression behaviours of practitioners during screening mammography. The study sought to provide a qualitative understanding of ‘how’ and ‘why’ practitioners apply compression force. With a clear conflict in t... Read More about Compression force behaviours : an exploration of the beliefs and values influencing the application of breast compression during screening mammography.

Analysing data from observer studies in medical imaging research : An introductory guide to free-response techniques (2014)
Journal Article
Thompson, J., Manning, D., & Hogg, P. (2014). Analysing data from observer studies in medical imaging research : An introductory guide to free-response techniques. Radiography, 20(4), 295-299. https://doi.org/10.1016/j.radi.2014.04.005

Observer performance methods maintain their place in radiology research, particularly in the assessment
of the diagnostic accuracy of new and existing techniques, despite not being fully embraced by the wider
audience in medical imaging. The receiv... Read More about Analysing data from observer studies in medical imaging research : An introductory guide to free-response techniques.

An overview of measuring and modelling dose and risk from ionising radiation for medical exposures (2014)
Journal Article
risk from ionising radiation for medical exposures. Radiography, 20(4), 323-332. https://doi.org/10.1016/j.radi.2014.05.002

PURPOSE: This paper gives an overview of the methods that are used to calculate dose and risk from exposure to ionizing radiation as a support to other papers in this special issue.
BACKGROUND: The optimization of radiation dose is a legal requir... Read More about An overview of measuring and modelling dose and risk from ionising radiation for medical exposures.

Breast tissue bulge and lesion visibility during stereotactic biopsy – a phantom study (2014)
Journal Article
Williams, S., Hackney, L., Hogg, P., & Szczepura, K. (2014). Breast tissue bulge and lesion visibility during stereotactic biopsy – a phantom study. Radiography, 20(3), 271-276. https://doi.org/10.1016/j.radi.2014.04.006

Background

During mammography guided stereotactic breast biopsy a bulge of tissue can form in the paddle needle biopsy aperture. This bulge has been estimated to have a height of up to 30% of the breast itself. During clinical biopsy we have noti... Read More about Breast tissue bulge and lesion visibility during stereotactic biopsy – a phantom study.

10 kVp rule - an anthropomorphic pelvis phantom imaging study using a CR system : impact on image quality and effective dose using AEC and manual mode (2014)
Journal Article
Lanca, L., Franco, L., Ahmed, A., & Hogg, P. (2014). 10 kVp rule - an anthropomorphic pelvis phantom imaging study using a CR system : impact on image quality and effective dose using AEC and manual mode. Radiography, 20(4), 333-338. https://doi.org/10.1016/j.radi.2014.04.007

Purpose: This study aims to investigate the influence of tube potential (kVp) variation in relation to perceptual image quality and effective dose for pelvis using automatic exposure control (AEC) and non-AEC in a Computed Radiography (CR) system.
M... Read More about 10 kVp rule - an anthropomorphic pelvis phantom imaging study using a CR system : impact on image quality and effective dose using AEC and manual mode.

Developing and validating a psychometric scale for image quality assessment (2014)
Journal Article
Mraity, H., England, A., & Hogg, P. (2014). Developing and validating a psychometric scale for image quality assessment. Radiography, 20(4), 306-311. https://doi.org/10.1016/j.radi.2014.04.002

Purpose

Using AP pelvis as a catalyst, this paper explains how a psychometric scale for image quality assessment can be created using Bandura's theory for self-efficacy.

Background

Establishing an accurate diagnosis is highly dependent upon... Read More about Developing and validating a psychometric scale for image quality assessment.

Effects of kilovoltage, milliampere seconds, and focal spot size on image quality (2014)
Journal Article
Ma, W., Norton, S., & Hogg, P. (2014). Effects of kilovoltage, milliampere seconds, and focal spot size on image quality. Radiologic technology, 85(5), 479-485

Purpose To determine how kilovoltage (kV), milliampere seconds (mAs), and focal spot size affect perceptual image quality
using a hand phantom.
Methods Using computed radiography, 70 images of a posteroanterior (PA) oblique hand phantom were acquir... Read More about Effects of kilovoltage, milliampere seconds, and focal spot size on image quality.

Development and validation of a psychometric scale for assessing PA chest image quality : A pilot study (2014)
Journal Article
Mriaty, H., England, A., Akhtar, I., Aslam, A., De Lange, R., Momoniat, H., …Hogg, P. (2014). Development and validation of a psychometric scale for assessing PA chest image quality : A pilot study. Radiography, 20(4), 312-317. https://doi.org/10.1016/j.radi.2014.03.007

Purpose: To develop and validate a psychometric scale for assessing image quality perception for chest X-ray images.

Methods: Bandura's theory was used to guide scale development. A review of the literature was undertaken to identify items/factors... Read More about Development and validation of a psychometric scale for assessing PA chest image quality : A pilot study.

A free-response evaluation determining value in the computed tomography attenuation correction image for revealing pulmonary incidental findings : a phantom study (2014)
Journal Article
Thompson, J., Hogg, P., Manning, D., Szczepura, K., & Chakraborty, D. (2014). A free-response evaluation determining value in the computed tomography attenuation correction image for revealing pulmonary incidental findings : a phantom study. Academic radiology, 21(4), 538-545. https://doi.org/10.1016/j.acra.2014.01.003

RATIONALE AND OBJECTIVES: The purpose of this study was to compare lesion-detection performance when interpreting computed tomography (CT) images that are acquired for attenuation correction when performing single photon emission computed tomography/... Read More about A free-response evaluation determining value in the computed tomography attenuation correction image for revealing pulmonary incidental findings : a phantom study.

Integrating research-informed teaching within an undergraduate diagnostic radiography curriculum : Results from a level 4 (year 1) student cohort (2014)
Journal Article
Higgins, R., Robinson, L., & Hogg, P. (2014). Integrating research-informed teaching within an undergraduate diagnostic radiography curriculum : Results from a level 4 (year 1) student cohort. Radiography, 20(2), 100-106. https://doi.org/10.1016/j.radi.2014.02.002

Aim
Previously we reported on focus group research which explored the level 4 (year 1) student experience of the Research-informed Teaching experience (RiTe). This article discusses follow up research with a new student cohort.

Method
An online... Read More about Integrating research-informed teaching within an undergraduate diagnostic radiography curriculum : Results from a level 4 (year 1) student cohort.

A novel image enhancement methodology for full field digital mammography (2014)
Book Chapter
He, W., Kibiro, M., Juette, A., Denton, E., Hogg, P., & Zwiggelaar, R. (2014). A novel image enhancement methodology for full field digital mammography. In Breast Imaging : 12th International Workshop, IWDM 2014, Gifu City, Japan, June 29 – July 2, 2014. Proceedings (650-657). Springer International Publishing. https://doi.org/10.1007/978-3-319-07887-8_90

During breast screening it is necessary and essential to compress the breast with a compression paddle, in order to obtain a clear mammographic image. The quality of the image has a direct correlation with the accuracy of mammogram reading, which in... Read More about A novel image enhancement methodology for full field digital mammography.

A systematic procedure to optimise dose and image quality for the measurement of inter-vertebral angles from lateral spinal projections using Cobb and superimposition methods (2014)
Journal Article
Al Qaroot, B., Hogg, P., Twiste, M., & Howard, D. (2014). A systematic procedure to optimise dose and image quality for the measurement of inter-vertebral angles from lateral spinal projections using Cobb and superimposition methods. Journal of X-Ray Science and Technology, 22(5), 613-625. https://doi.org/10.3233/XST-140449

BACKGROUND: Patients with vertebral column deformations are exposed to high risks associated with ionising radiation exposure. Risks are further increased due to the serial X-ray images that are needed to measure and asses their spinal deformation us... Read More about A systematic procedure to optimise dose and image quality for the measurement of inter-vertebral angles from lateral spinal projections using Cobb and superimposition methods.

Anthropomorphic chest phantom imaging the potential for dose creep in computed radiography (2013)
Journal Article
creep in computed radiography. Radiography, 19(3), 207-211. https://doi.org/10.1016/j.radi.2013.04.002

For film-based radiography the operator had to be exact in the selection of acquisition parameters or the
image could easily become under- or over-exposed. By contrast, digital technology allows for a much
greater tolerance of acquisition factor se... Read More about Anthropomorphic chest phantom imaging the potential for dose creep in computed radiography.

The power and the pain : mammographic compression research from the service-users’ perspective (2013)
Journal Article
Robinson, L., Hogg, P., & Newton-Hughes, A. (2013). The power and the pain : mammographic compression research from the service-users’ perspective. Radiography, 19(3), 190-195. https://doi.org/10.1016/j.radi.2013.04.005

Purpose: to explore the value service-users can add to our understanding of inter-practitioner
compression variability in mammography. Imaging of the breast for the screening and detection of
breast carcinoma is generally carried out by mammographi... Read More about The power and the pain : mammographic compression research from the service-users’ perspective.

Fact or fiction : an analysis of the 10 kVp ‘rule’ in computed radiography (2013)
Journal Article
radiography. Radiography, 19(3), 223-227. https://doi.org/10.1016/j.radi.2013.05.003

Purpose: To determine whether increasing the tube voltage by 10 kVp whilst reducing the tube current by
50% (10 kVp ‘rule’) produces similar perceptual image quality.
Method: 391 matched pairs of anthropomorphic chest phantom X-ray images were pro... Read More about Fact or fiction : an analysis of the 10 kVp ‘rule’ in computed radiography.

Tissue bulge during stereotactic core biopsy (2013)
Journal Article
Hackney, L., Williams, S., Hogg, P., & Szczepura, K. (2013). Tissue bulge during stereotactic core biopsy. Radiography, 19(4), 366-368. https://doi.org/10.1016/j.radi.2013.06.007

In full field digital mammography (FFDM) the whole breast is subjected to compression with a perspex compression paddle in order to reduce breast thickness and improve image quality. Once a mammographic abnormality has been detected using FFDM and a... Read More about Tissue bulge during stereotactic core biopsy.

Does an increase in compression force really improve visual image quality in mammography? An initial investigation (2013)
Journal Article
Mercer, C., Hogg, P., Cassidy, S., & Denton, E. (2013). Does an increase in compression force really improve visual image quality in mammography? An initial investigation. Radiography, 19(4), 363-365. https://doi.org/10.1016/j.radi.2013.07.002

Objective: Literature speculates that visual image quality (IQ) and compression force levels may be
directly related. This small study investigates whether a relationship exists between compression force
levels and visual IQ.
Method: To investiga... Read More about Does an increase in compression force really improve visual image quality in mammography? An initial investigation.

Practitioner compression force variation in mammography : a 6 year study (2013)
Journal Article
Mercer, C., Hogg, P., Szczepura, K., & Denton, E. (2013). Practitioner compression force variation in mammography : a 6 year study. Radiography, 19(3), 200-206. https://doi.org/10.1016/j.radi.2013.06.001

The application of breast compression in mammography may be more heavily influenced by the practitioner
rather than the client. This could affect image quality and will affect client experience. This study builds on
previous research to establish i... Read More about Practitioner compression force variation in mammography : a 6 year study.

The value of observer performance studies in dose optimization: A focus on free-response receiver operating characteristic methods (2013)
Journal Article
operating characteristic methods. Journal of Nuclear Medicine Technology, 41(2), 57-64. https://doi.org/10.2967/jnmt.112.116566

Receiver operating characteristic (ROC) analysis has been
successfully used in radiology to help determine the combined
success of system and observer. There is great value in
these methods for assessing new and existing techniques to
see if diag... Read More about The value of observer performance studies in dose optimization: A focus on free-response receiver operating characteristic methods.

Towards a research informed teaching experience within a diagnostic radiography curriculum: The level 4 (year 1) student holistic experience (2013)
Journal Article
Higgins, R., Hogg, P., & Robinson, L. (2013). Towards a research informed teaching experience within a diagnostic radiography curriculum: The level 4 (year 1) student holistic experience. Radiography, 19(1), 62-67. https://doi.org/10.1016/j.radi.2012.08.006

Aim: This article discusses the level 4 (year 1) diagnostic radiography student holistic experience of the
Research-informed Teaching experience (RiTe) at the University of Salford, UK. The purpose of RiTe is to
expose undergraduate radiography stu... Read More about Towards a research informed teaching experience within a diagnostic radiography curriculum: The level 4 (year 1) student holistic experience.

Integrating research-informed teaching within an undergraduate level 4 (year 1) diagnostic radiography curriculum: a pilot study (2013)
Journal Article
Higgins, R., Hogg, P., & Robinson, L. (2013). Integrating research-informed teaching within an undergraduate level 4 (year 1) diagnostic radiography curriculum: a pilot study. Journal of Vocational Education and Training, 65(3), 351-368. https://doi.org/10.1080/13636820.2013.819562

This article discusses the piloting and evaluation of the Research-informed Teaching experience (RiTe) project. The aim of RiTe was to link teaching and learning with research within an undergraduate diagnostic radiography curriculum. A preliminary p... Read More about Integrating research-informed teaching within an undergraduate level 4 (year 1) diagnostic radiography curriculum: a pilot study.

A method to measure paddle and detector pressures and footprints in mammography (2013)
Journal Article
Hogg, P., Szczepura, K., Darlington, A., & Maxwell, A. (2013). A method to measure paddle and detector pressures and footprints in mammography. Medical Physics, 40(4), 041907. https://doi.org/10.1118/1.4792720

Purpose:
Compression is necessary in mammography to improve image quality and reduce radiation burden. Maximizing the amount of breast in contact with the image receptor (IR) is important. To achieve this, for the craniocaudal projection, there is n... Read More about A method to measure paddle and detector pressures and footprints in mammography.

Optimising the number of thermoluminescent dosimeters required for the measurement of effective dose for computed tomography attenuation correction data in SPECT/CT myocardial perfusion imaging (2013)
Journal Article
Tootell, A., Szczepura, K., & Hogg, P. (2013). Optimising the number of thermoluminescent dosimeters required for the measurement of effective dose for computed tomography attenuation correction data in SPECT/CT myocardial perfusion imaging. Radiography, 19(1), 42-47. https://doi.org/10.1016/j.radi.2012.11.001

Background

The use of thermoluminescent dosimeters (TLDs) is regarded as time consuming and laborious. As part of our dosimetry research it was necessary to optimise the use of our resources, both physical and time. Experimental work was carried... Read More about Optimising the number of thermoluminescent dosimeters required for the measurement of effective dose for computed tomography attenuation correction data in SPECT/CT myocardial perfusion imaging.

A mixed model study evaluating lean in the transformation of an orthopaedic radiology service (2013)
Journal Article
Martin, A., Hogg, P., & Mackay, S. (2013). A mixed model study evaluating lean in the transformation of an orthopaedic radiology service. Radiography, 19(1), 2-6. https://doi.org/10.1016/j.radi.2012.09.005

Objective: The purpose of the study was to explore the proposition that lean is an effective methodology
for service improvement within healthcare by using it to evaluate and implement change in a poor
service.
Design: A mixed model approach was u... Read More about A mixed model study evaluating lean in the transformation of an orthopaedic radiology service.

Accurate localization of incidental findings on the computed tomography attenuation correction image: the influence of tube current variation (2013)
Journal Article
of tube current variation. Nuclear Medicine Communications, 34(2), 180-184. https://doi.org/10.1097/MNM.0b013e32835c0984

This observer performance study assessed lesion
detection in the computed tomography attenuation
correction image, as would be produced for myocardial
perfusion imaging over a tube current (mA) range. A static
anthropomorphic chest phantom contai... Read More about Accurate localization of incidental findings on the computed tomography attenuation correction image: the influence of tube current variation.

Practitioner compression force variability in mammography : a preliminary study (2013)
Journal Article
Mercer, C., Hogg, P., Lawson, R., Diffey, J., & Denton, E. (2013). Practitioner compression force variability in mammography : a preliminary study. British Journal of Radiology, 86(1022), 1-9. https://doi.org/10.1259/bjr.20110596

Objective: This preliminary study determines
whether the absolute amount of breast compression
in mammography varies between
and within practitioners.
Methods: Ethics approval was granted. 488
clients met the inclusion criteria. Clients were
im... Read More about Practitioner compression force variability in mammography : a preliminary study.

Accurate localization of incidental findings on the computed tomography attenuation correction image (2013)
Journal Article
Thompson, J., Hogg, P., Higham, S., & Manning, D. (2013). Accurate localization of incidental findings on the computed tomography attenuation correction image. Nuclear Medicine Communications, 34(2), 180-184. https://doi.org/10.1097/MNM.0b013e32835c0984

This observer performance study assessed lesion
detection in the computed tomography attenuation
correction image, as would be produced for myocardial
perfusion imaging over a tube current (mA) range. A static
anthropomorphic chest phantom contai... Read More about Accurate localization of incidental findings on the computed tomography attenuation correction image.

Pressure and breast thickness in mammography : an exploratory calibration study (2013)
Journal Article
Hogg, P., Taylor, M., Szczepura, K., Mercer, C., & Denton, E. (2013). Pressure and breast thickness in mammography : an exploratory calibration study. British Journal of Radiology, 86(1021), 1-7. https://doi.org/10.1259/bjr.20120222

Objective To perform a calibration study to provide data to help improve consistency in the pressure that is applied during mammography.

Methods Automatic readouts of breast thickness accuracy vary between mammography machines; therefore, one m... Read More about Pressure and breast thickness in mammography : an exploratory calibration study.

Analysis of CT acquisition parameters suitable for use in SPECT/CT : a free-response receiver operating characteristic study (2012)
Journal Article
Thompson, J., Hogg, P., Szczepura, K., & Manning, D. (2012). Analysis of CT acquisition parameters suitable for use in SPECT/CT : a free-response receiver operating characteristic study. Radiography, 18(4), 238-243. https://doi.org/10.1016/j.radi.2012.05.004

Purpose

This dose optimisation free-response receiver operating characteristic (FROC) study compares the diagnostic performance of 8 CT acquisition parameter settings suitable for use with diagnostic quality SPECT/CT systems. Observers were requi... Read More about Analysis of CT acquisition parameters suitable for use in SPECT/CT : a free-response receiver operating characteristic study.

ROCView : prototype software for data collection in jackknife alternative free-response receiver operating characteristic analysis (2012)
Journal Article
Thompson, J., Hogg, P., Thompson, S., Manning, D., & Szczepura, K. (2012). ROCView : prototype software for data collection in jackknife alternative free-response receiver operating characteristic analysis. British Journal of Radiology, 85, 1320-1326. https://doi.org/10.1259/bjr/99497945

ROCView has been developed as an image display and response capture (IDRC) solution to image display and consistent recording of reader responses in relation to the free-response receiver operating characteristic paradigm. A web-based solution to IDR... Read More about ROCView : prototype software for data collection in jackknife alternative free-response receiver operating characteristic analysis.

The effects of body fat percentage on inter-vertebral spinal mobility control from hyperextension spinal orthoses (2012)
Thesis
Sa'ed Al Qaroot, B. The effects of body fat percentage on inter-vertebral spinal mobility control from hyperextension spinal orthoses. (Thesis). University of Salford

Hyperextension spinal orthoses are common modalities in treating vertebral
fractures. Their objective is to retain the spine in a hyperextended position to
offload the fractured vertebra(e) and allow healing. To date, accurate insight into
the eff... Read More about The effects of body fat percentage on inter-vertebral spinal mobility control from hyperextension spinal orthoses.

The readout thickness versus the measured thickness for a range of screen film mammography (SFM) and full-field digital mammography (FFDM) units (2011)
Journal Article
Hauge, I., Hogg, P., Szczepura, K., Connolly, P., McGill, G., & Mercer, C. (2011). The readout thickness versus the measured thickness for a range of screen film mammography (SFM) and full-field digital mammography (FFDM) units. Medical Physics, 39(1), 263-271. https://doi.org/10.1118/1.3663579

PURPOSE: To establish a simple method to determine breast readout accuracy on mammography units. METHODS: A thickness measuring device (TMD) was used in conjunction with a breast phantom. This phantom had compression characteristics similar to human... Read More about The readout thickness versus the measured thickness for a range of screen film mammography (SFM) and full-field digital mammography (FFDM) units.

Prototype software for the clinical evaluation of In-111 SPECT-CT dotatate images conducted prior to and immediately after Y-90 dotatate radionuclide therapy (2011)
Journal Article
Hogg, P., Swire, V., Orlinksi, M., Blindell, P., Vinjamuri, S., & Szczepura, K. (2011). Prototype software for the clinical evaluation of In-111 SPECT-CT dotatate images conducted prior to and immediately after Y-90 dotatate radionuclide therapy. European Journal of Nuclear Medicine and Molecular Imaging, 38(Sup. 2), S447. https://doi.org/10.1007/s00259-011-1913-y

Aim and Background
Neuroendocrine tumours (NETs) are heterogenous and
frequently express cell membrane specific peptide receptors such as somatostatin
receptors (SSTRs). Radiolabelled receptor binding of somatostatin analogues can
guide radioact... Read More about Prototype software for the clinical evaluation of In-111 SPECT-CT dotatate images conducted prior to and immediately after Y-90 dotatate radionuclide therapy.

Analysis of plain X-ray and low resolution CT gonad dose arising from supplementary imaging after bone scanning (2011)
Journal Article
Kelly, J., Szczepura, K., Hogg, P., & Tootell, A. (2011). Analysis of plain X-ray and low resolution CT gonad dose arising from supplementary imaging after bone scanning. European Journal of Nuclear Medicine and Molecular Imaging, 38(Sup. 2), S445. https://doi.org/10.1007/s00259-011-1913-y

Introduction:Bone scintigraphy has long been the first stop for patients undergoing
investigation of bone metastases. The procedure is recognised as being highly
sensitive to the disease however this corresponds to a low specificity. As a result
s... Read More about Analysis of plain X-ray and low resolution CT gonad dose arising from supplementary imaging after bone scanning.

Creating and validating self-efficacy scales for students (2011)
Journal Article
Kitching, J., Cassidy, S., Eachus, P., & Hogg, P. (2011). Creating and validating self-efficacy scales for students. Radiologic technology, 83(1), 10-19

Purpose: student radiographers must possess certain abilities to progress in their training; these can be assessed in various ways. Bandura’s social cognitive theory identifies self-efficacy as a key psychological construct with regard to how people... Read More about Creating and validating self-efficacy scales for students.

Euro-American discussion document on entry and advanced level practice in nuclear medicine (2011)
Journal Article
Waterstram-Rich, K., Hogg, P., Testanera, G., & Medvedec, H. (2011). Euro-American discussion document on entry and advanced level practice in nuclear medicine. Journal of Nuclear Medicine Technology, 39(3), 240-248. https://doi.org/10.2967/jnmt.111.096354

The European Association of Nuclear Medicine Technologist Committee (EANMTC) and the Society of Nuclear Medicine Technologist Section (SNMTS) meet biannually to consider matters of mutual importance. These meetings are held during the SNM and EANM an... Read More about Euro-American discussion document on entry and advanced level practice in nuclear medicine.

Using mixed model research to evaluate the outcomes of a lean approach to the transformation of an orthopaedic radiology service (2011)
Thesis
Martin, A. Using mixed model research to evaluate the outcomes of a lean approach to the transformation of an orthopaedic radiology service. (Thesis). University of Salford

The purpose of the study was to explore the proposition that lean is an
effective methodology for service improvement within a healthcare setting by
evaluating the changes brought about by the application of lean tools to an
orthopaedic radiology... Read More about Using mixed model research to evaluate the outcomes of a lean approach to the transformation of an orthopaedic radiology service.

Determination of optimal CT exposure factors for lung lesions using an anthropomorphic chest phantom for SPECT-CT (2010)
Journal Article
Thompson, J., Szczepura, K., Tootell, A., Sil, J., Manning, D., & Hogg, P. (2010). Determination of optimal CT exposure factors for lung lesions using an anthropomorphic chest phantom for SPECT-CT. European Journal of Nuclear Medicine and Molecular Imaging, 37(Sup. 2), S494. https://doi.org/10.1007/s00259-010-1560-8

PURPOSE: SPECT‐CT is a valuable modality for diagnosis and staging of primary and secondary
malignant disease and also diagnosing benign conditions. CT incurs a significant radiation burden;
consequently CT acquisition parameters require optimisati... Read More about Determination of optimal CT exposure factors for lung lesions using an anthropomorphic chest phantom for SPECT-CT.

A pilot study to assess the value of magnetic resonance imaging in diabetic patients (2010)
Thesis
Esmail, Z. A pilot study to assess the value of magnetic resonance imaging in diabetic patients. (Thesis). Salford : University of Salford

Purpose: To assess the feasibility of multiple-bolus dynamic contrast-enhanced (DCE)
magnetic resonance imaging (MRI) in the pancreas; to optimize the analysis; and to
investigate the application of the method to glucose challenge in type II diabet... Read More about A pilot study to assess the value of magnetic resonance imaging in diabetic patients.

Changing professional landscapes : the influence of education on the origin and evolution of radiography advanced practice (2009)
Thesis
Nightingale, J. Changing professional landscapes : the influence of education on the origin and evolution of radiography advanced practice. (Thesis). Salford : University of Salford

Throughout the twentieth century clear professional demarcations have existed between the professions of radiography and radiology in respect of the nature of practitioners' work and responsibilities. Yet, in the last two decades, an extended scope o... Read More about Changing professional landscapes : the influence of education on the origin and evolution of radiography advanced practice.

Preparedness for clinical practice – perceptions of graduates and their work supervisors (2008)
Journal Article
Mackay, S., Anderson, A., & Hogg, P. (2008). Preparedness for clinical practice – perceptions of graduates and their work supervisors. Radiography, 14(3), 226-232. https://doi.org/10.1016/j.radi.2007.05.001

Purpose: The standards of performance of healthcare professionals are now well defined and used to determine health professional curricula. Empirical research evidence exists in medicine and nursing which explores how well these curricula prepare the... Read More about Preparedness for clinical practice – perceptions of graduates and their work supervisors.

Effectiveness of UK radiographer image reading (2008)
Journal Article
Blakeley, C., Hogg, P., & Heywood, J. (2008). Effectiveness of UK radiographer image reading. Radiologic technology, 79(3), 221-226

Purpose: Using quantitative and qualitative methods, this study evaluated the impact of a radiographer image-reading service supporting a minor injuries unit in a UK emergency department.
Methods: Quantitative analysis included a review of key perfo... Read More about Effectiveness of UK radiographer image reading.

The role of the GI radiographer: A UK perspective (2007)
Journal Article
Nightingale, J., & Hogg, P. (2007). The role of the GI radiographer: A UK perspective. Radiologic technology, 78(4), 284-290

Context: Since the 1990s radiographers in the United Kingdom have expanded their role in gastrointestinal (GI) radiology, first by performing double-contrast barium enema (DCBE) examinations independently and later by interpreting and reporting the r... Read More about The role of the GI radiographer: A UK perspective.

Further development of the web user self-efficacy scale (WUSE) (2006)
Presentation / Conference
Eachus, P., Hogg, P., & Cassidy, S. (2006, January). Further development of the web user self-efficacy scale (WUSE). Presented at Education in a Changing Environment, University of Salford, UK

The aim of this research was to develop a short version of the WUSE scale (Eachus and Cassidy, 2004) without compromising its psychometric properties. Using item analysis the original 40-item WUSE scale was reduced to 20 items, which were then incorp... Read More about Further development of the web user self-efficacy scale (WUSE).

The impact of simulated motion blur on breast cancer detection performance in full field digital mammography (FFDM)
Thesis
Abdullah, A. (in press). The impact of simulated motion blur on breast cancer detection performance in full field digital mammography (FFDM). (Thesis). University of Salford

Objective: Full-field Digital Mammography (FFDM) is employed in breast screening for the early detection of breast cancer. High quality, artefact free, diagnostic images are crucial to the accuracy of this process. Unwanted motion during the image ac... Read More about The impact of simulated motion blur on breast cancer detection performance in full field digital mammography (FFDM).

OPTIMAX 2017 : radiation dose, image quality optimisation, the use of new technology in medical imaging
Book
the use of new technology in medical imaging. Salford, UK: University of Salford

This year OPTIMAX settled in Oslo. After the success
of previous years, we are proud to present the fourth
Ebook. As in previous years, the group was made
up of PhD-, MSc- and BSc students as well as
tutors from the seven European partner univers... Read More about OPTIMAX 2017 : radiation dose, image quality optimisation, the use of new technology in medical imaging.