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All Outputs (81)

Attending a workplace : its contribution to volume and intensity of physical activity (2016)
Journal Article
Rafferty, D., Dolan, C., & Granat, M. (2016). Attending a workplace : its contribution to volume and intensity of physical activity. Physiological Measurement, 37(12), 2144-2153. https://doi.org/10.1088/0967-3334/37/12/2144

Understanding the contribution that attending a workplace has in accumulating physical activity (PA) may help inform strategies used to increase PA. This study explores the influence that attending work has on the total number of steps taken and the... Read More about Attending a workplace : its contribution to volume and intensity of physical activity.

Empirically derived cut-points for sedentary behaviour: are we sitting differently? (2016)
Journal Article
Clarke-Cornwell, A., Farragher, T., Cook, P., & Granat, M. (2016). Empirically derived cut-points for sedentary behaviour: are we sitting differently?. Physiological Measurement, 37(10), 1669-1685. https://doi.org/10.1088/0967-3334/37/10/1669

Sedentary behaviour (SB) is associated with a number of adverse health outcomes. Studies that have used ActiGraph monitors to define sedentary time tend to use a threshold of  

Differentiating sitting and lying using a thigh-worn accelerometer (2016)
Journal Article
Lyden, K., John, D., Dall, P., & Granat, M. (2016). Differentiating sitting and lying using a thigh-worn accelerometer. Medicine and Science in Sports and Exercise, 48(4), 742-747. https://doi.org/10.1249/MSS.0000000000000804

A tri-axial accelerometer worn on the thigh can provide information on the angle of rotation of the thigh. These data may be used to estimate periods of lying versus sitting. Purpose: To develop and test a classification algorithm to identify sedent... Read More about Differentiating sitting and lying using a thigh-worn accelerometer.

The long-term effect of being treated in a geriatric ward compared to an orthopaedic ward on six measures of free-living physical behavior 4 and 12 months after a hip fracture - a randomised controlled trial (2015)
Journal Article
Taraldsen, K., Thingstad, P., Sletvold, O., Lydersen, S., Granat, M., Chastin, S., & Helbostad, J. (2015). The long-term effect of being treated in a geriatric ward compared to an orthopaedic ward on six measures of free-living physical behavior 4 and 12 months after a hip fracture - a randomised controlled trial. BMC Geriatrics, 15, 160. https://doi.org/10.1186/s12877-015-0153-6

Background This study is part of the Trondheim Hip Fracture Trial, where we compared free-living physical behavior in daily life 4 and 12 months following hip surgery for patients managed with comprehensive geriatric care (CGC) in a geriatric ward... Read More about The long-term effect of being treated in a geriatric ward compared to an orthopaedic ward on six measures of free-living physical behavior 4 and 12 months after a hip fracture - a randomised controlled trial.

Utilization & harmonization of adult accelerometry data : review & expert consensus (2015)
Journal Article
Wijndaele, K., Westgate, K., Stephens, S., Blair, S., Bull, F., Chastin, S., …Healy, G. (2015). Utilization & harmonization of adult accelerometry data : review & expert consensus. Medicine and Science in Sports and Exercise, 47(10), 2129-2139. https://doi.org/10.1249/MSS.0000000000000661

Purpose: To describe the scope of accelerometry data collected internationally in adults; and, to obtain a consensus from measurement experts regarding the optimal strategies to harmonize international accelerometry data. Methods: In March 2014 a c... Read More about Utilization & harmonization of adult accelerometry data : review & expert consensus.

Visualization of sedentary behavior using an event- based approach (2015)
Journal Article
based approach. Measurement in Physical Education and Exercise Science, 19(3), 148-157. https://doi.org/10.1080/1091367X.2015.1048342

Visualization is commonly used in the interpretation of physical behavior (PB) data, either in conjunction with or as precursor to formal analysis. Effective representations of the data can enable the identification of patterns of behavior, and how t... Read More about Visualization of sedentary behavior using an event- based approach.

Empirically derived cut-points for sedentary behaviour for weekdays and weekends : are we sitting differently? (2015)
Presentation / Conference
Clarke-Cornwell, A., Farragher, T., Cook, P., Dugdill, L., & Granat, M. (2015, June). Empirically derived cut-points for sedentary behaviour for weekdays and weekends : are we sitting differently?. Presented at International Conference on Ambulatory Monitoring of Physical Activity and Movement, Limerick, Ireland

Introduction: Sedentary behaviour (SB) is associated with many adverse health outcomes. Studies that have used accelerometers to define sedentary time usually adopt a <100 counts per minute (cpm) threshold for classifying SB; however, this cut-poi... Read More about Empirically derived cut-points for sedentary behaviour for weekdays and weekends : are we sitting differently?.

Quantifying the cadence of free-living walking using event-based analysis (2015)
Journal Article
Granat, M., Clarke, C., Holdsworth, R., Stansfield, B., & Dall, P. (2015). Quantifying the cadence of free-living walking using event-based analysis. Gait & Posture, 42(1), 85-90. https://doi.org/10.1016/j.gaitpost.2015.04.012

Purpose: Free-living walking occurs over a wide range of durations and intensities (cadence). Therefore, its characterisation requires a full description of the distribution of duration and cadence of these walking events. The aim was to use event-... Read More about Quantifying the cadence of free-living walking using event-based analysis.

The development and validation of an activity monitoring system for use in measurement of posture of childbearing women during first stage of labour (2015)
Journal Article
Hollins-Martin, C., Kenney, L., Pratt, T., & Granat, M. (2015). The development and validation of an activity monitoring system for use in measurement of posture of childbearing women during first stage of labour. Journal of Midwifery and Women's Health, 60(2), 182-186. https://doi.org/10.1111/jmwh.12230

Introduction: There is limited understanding of the type and extent of maternal postures that midwives should encourage or support during labor. The aims of this study were to identify a set of postures and movements commonly seen during labor, to d... Read More about The development and validation of an activity monitoring system for use in measurement of posture of childbearing women during first stage of labour.

Seasonal variation in the distribution of daily stepping in 11-13 year old school children (2015)
Journal Article
McCrorie, P., Duncan, E., Granat, M., & Stansfield, B. (2015). Seasonal variation in the distribution of daily stepping in 11-13 year old school children. International journal of exercise science, 8(4), 358-371

Seasonality studies in adolescent’s physical activity(PA) tend to report total PA (e.g. steps/day) rather than more specific detail such as steps/hour. This study compared the detailed changes in PA between seasons. Thirty three adolescents (baseline... Read More about Seasonal variation in the distribution of daily stepping in 11-13 year old school children.

Quantification of outdoor mobility by use of accelerometer-measured physical behaviour (2015)
Journal Article
Taraldsen, K., Granat, M., & Helbostad, J. (2015). Quantification of outdoor mobility by use of accelerometer-measured physical behaviour. BioMed Research International, 2015, Article ID 910259. https://doi.org/10.1155/2015/910259

Hip fractures in older persons are associated with both low levels of daily physical activity and loss of outdoor mobility. The aim of this study was to investigate if accelerometer-based measures of physical behaviour can be used to determine if peo... Read More about Quantification of outdoor mobility by use of accelerometer-measured physical behaviour.

True cadence and step accumulation are not equivalent : the effect of intermittent claudication on free-living cadence (2014)
Journal Article
Stansfield, B., Clarke, C., Dall, P., Godwin, R., Holdsworth, R., & Granat, M. (2015). True cadence and step accumulation are not equivalent : the effect of intermittent claudication on free-living cadence. Gait & Posture, 41(2), 414-419. https://doi.org/10.1016/j.gaitpost.2014.11.002

‘True cadence’ is the rate of stepping during the period of stepping. ‘Step accumulation’ is the steps within an epoch of time (e.g. 1 min). These terms have been used interchangeably in the literature. These outcomes are compared within a populati... Read More about True cadence and step accumulation are not equivalent : the effect of intermittent claudication on free-living cadence.

Objective assessment of intensity categorization of the previous day physical activity recall questionnaire in 11–13 year old children (2014)
Journal Article
McBrearty, D., McCrorie, P., Granat, M., Duncan, E., & Stansfield, B. (2014). Objective assessment of intensity categorization of the previous day physical activity recall questionnaire in 11–13 year old children. Physiological Measurement, 35(11), 2329-2342. https://doi.org/10.1088/0967-3334/35/11/2329

The Previous Day Physical Activity Recall (PDPAR) self-report questionnaire asks children to categories their time in 30 min blocks under activity codes and activity intensity (ActInt). Text and visual descriptors of ActInt are used which include pos... Read More about Objective assessment of intensity categorization of the previous day physical activity recall questionnaire in 11–13 year old children.

Physical activity in hospital following total hip replacement : an objective analysis (2014)
Journal Article
Jeldi, A., Grant, P., Granat, M., McDonald, D., Deakin, A., & Stansfield, B. (2014). Physical activity in hospital following total hip replacement : an objective analysis. Gait & Posture, 39(sup 1), S96-S97. https://doi.org/10.1016/j.gaitpost.2014.04.133

Introduction and aim: Total hip replacement (THR) aims to reduce pain and disability [1]. However in the long term, even in the absence of pain, there is reduced muscle strength, postural stability and flexibility [2]. Enhanced Recovery Programmes (E... Read More about Physical activity in hospital following total hip replacement : an objective analysis.

Event-based analysis of free-living behaviour (2012)
Journal Article
Granat, M. (2012). Event-based analysis of free-living behaviour. Physiological Measurement, 33(11), 1785-1800. https://doi.org/10.1088/0967-3334/33/11/1785

The quantification of free-living physical activities is important in understanding how physical activity and sedentary behaviour impact on health and also on how interventions might modify free-living behaviour to enhance health. Quantification, and... Read More about Event-based analysis of free-living behaviour.

Validity, practical utility, and reliability of the activPAL in preschool children (2012)
Journal Article
activPAL in preschool children. Medicine and Science in Sports and Exercise, 44(4), 761-768. https://doi.org/10.1249/MSS.0b013e31823b1dc7

Purpose: With the increasing global prevalence of childhood obesity, it is important to have appropriate measurement tools for investigating factors (e.g.,sedentary time) contributing to positive energy balance in early childhood. For preschool child... Read More about Validity, practical utility, and reliability of the activPAL in preschool children.

The prevalence of upright non-stepping time in comparison to stepping time in 11–13 year old school children across seasons (2012)
Journal Article
McCrorie, P., Duncan, E., Granat, M., & Stansfield, B. (2012). The prevalence of upright non-stepping time in comparison to stepping time in 11–13 year old school children across seasons. Physiological Measurement, 33(11), 1901-1912. https://doi.org/10.1088/0967-3334/33/11/1901

Evidence suggests that behaviours such as standing are beneficial for our health. Unfortunately, little is known of the prevalence of this state, its importance in relation to time spent stepping or variation across seasons. The aim of this study w... Read More about The prevalence of upright non-stepping time in comparison to stepping time in 11–13 year old school children across seasons.

A combination of botulinum toxin A therapy and functional electrical stimulation in children with cerebral palsy - a pilot study (2012)
Journal Article
Galen, S., Wiggins, L., McWilliam, R., & Granat, M. (2012). A combination of botulinum toxin A therapy and functional electrical stimulation in children with cerebral palsy - a pilot study. Technology and Health Care, 20(1), 1-9. https://doi.org/10.3233/THC-2011-0648

BACKGROUND: Among the ambulant population of children with spastic cerebral palsy (CP), dynamic equinus is one of the most common form of gait deviation that is encountered. OBJECTIVE: To investigate the combined effects of Functional Electrical S... Read More about A combination of botulinum toxin A therapy and functional electrical stimulation in children with cerebral palsy - a pilot study.