Skip to main content

Research Repository

Advanced Search

Reliability of the 30-15 intermittent fitness test in semiprofessional soccer players (2016)
Journal Article
Thomas, C., Dos’Santos, T., Jones, P., & Comfort, P. (2016). Reliability of the 30-15 intermittent fitness test in semiprofessional soccer players. International Journal of Sports Physiology and Performance, 11(2), 172-175. https://doi.org/10.1123/ijspp.2015-0056

Purpose: The purpose of this investigation was to determine the reliability of the 30-15 Intermittent Fitness Test (30-15IFT) in semiprofessional soccer players. Methods: Fourteen male semiprofessional soccer players performed the 30-15IFT on 2 occas... Read More about Reliability of the 30-15 intermittent fitness test in semiprofessional soccer players.

Relationships between speed, change of direction and jump performance with cricket specific speed tests in male academy cricketers (2015)
Journal Article
Foden, M., Astley, S., McMahon, J., Comfort, P., Matthews, M., & Jones, P. (2015). Relationships between speed, change of direction and jump performance with cricket specific speed tests in male academy cricketers. Journal of trainology, 4(2), 37-42. https://doi.org/10.17338/trainology.4.2_37

Objectives: The aim of this study was to investigate the relationships between general speed and change of direction speed and‘cricket specific’ speed tests and the relationships between jump performance and speed and change of direction ability in m... Read More about Relationships between speed, change of direction and jump performance with cricket specific speed tests in male academy cricketers.

Technique determinants of knee joint loads during pivoting in female soccer players (2015)
Journal Article
Jones, P., Herrington, L., & Graham-Smith, P. (2016). Technique determinants of knee joint loads during pivoting in female soccer players. Clinical Biomechanics, 31(1), 107-122. https://doi.org/10.1016/j.clinbiomech.2015.09.012

Background: No previous studies have investigated the optimal technique for pivoting with regard to reducing peak knee abduction moments and potential knee injury risk. The aim of this study was to investigate the relationships between technique ch... Read More about Technique determinants of knee joint loads during pivoting in female soccer players.

An investigation into the relationship between maximum isometric strength and vertical jump performance (2015)
Journal Article
Thomas, C., Jones, P., Rothwell, J., Chiang, C., & Comfort, P. (2015). An investigation into the relationship between maximum isometric strength and vertical jump performance. Journal of Strength and Conditioning Research, 29(8), 2176-2185. https://doi.org/10.1519/JSC.0000000000000866

Research has demonstrated a clear relationship between dynamic strength and vertical jump (VJ) performance; however, the relationship of isometric strength and VJ performance has been studied less extensively. The aim of this study was to determine t... Read More about An investigation into the relationship between maximum isometric strength and vertical jump performance.

Reliability of the dynamic strength index in college athletes (2015)
Journal Article
Thomas, C., Jones, P., & Comfort, P. (2015). Reliability of the dynamic strength index in college athletes. International Journal of Sports Physiology and Performance, 10(5), 542-545. https://doi.org/10.1123/ijspp.2014-0255

Purpose: To determine the reliability of the Dynamic Strength Index (DSI) in college athletes. Method: Nineteen male college athletes performed the squat jump (SJ) and isometric midthigh pull (IMTP) to determine peak force, on 2 separate days. Relia... Read More about Reliability of the dynamic strength index in college athletes.

Technique determinants of knee joint loads during cutting in female soccer players (2015)
Journal Article
cutting in female soccer players. Human Movement Science, 42, 203-211. https://doi.org/10.1016/j.humov.2015.05.004

The aim of this study was to investigate the relationships between technique characteristics and knee abduction moments during 90° cuts. A cross sectional design involving 26 elite and sub-elite female soccer players (mean ± SD; age: 21 ± 3.2 years,... Read More about Technique determinants of knee joint loads during cutting in female soccer players.

Relationship between isometric mid-thigh pull variables and sprint and change of direction performance in collegiate athletes (2015)
Journal Article
Thomas, C., Comfort, P., Chiang, C., & Jones, P. (2015). Relationship between isometric mid-thigh pull variables and sprint and change of direction performance in collegiate athletes. Journal of trainology, 4(1), 6-10. https://doi.org/10.17338/trainology.4.1_6

Objectives: The aim of this investigation was to assess the use of isometric strength testing as a determinant of sprint and change of direction performance in collegiate athletes. Design and Methods: Fourteen male collegiate athletes (mean ± SD; a... Read More about Relationship between isometric mid-thigh pull variables and sprint and change of direction performance in collegiate athletes.

The validity of the Nordic hamstring lower as a field-based assessment of eccentric hamstring strength (2015)
Journal Article
Sconce, E., Jones, P., Turner, E., Comfort, P., & Graham-Smith, P. (2015). The validity of the Nordic hamstring lower as a field-based assessment of eccentric hamstring strength. Journal of Sport Rehabilitation, 24(1), 13-20. https://doi.org/10.1123/JSR.2013-0097

Context: Hamstring injury-risk assessment has primarily been investigated using isokinetic dynamometry. However, practical issues such as cost and availability limit the widespread application of isokinetics for injury-risk assessment; thus, field-... Read More about The validity of the Nordic hamstring lower as a field-based assessment of eccentric hamstring strength.

The assisted nordic hamstring curl (2015)
Journal Article
Matthews, M., Jones, P., Cohen, D., & Matthews, H. (2015). The assisted nordic hamstring curl. Strength and Conditioning Journal, 37(1), 84-87. https://doi.org/10.1519/SSC.0000000000000084

Assisted nordic hamstring curls provide a mechanism for assisting the lower phases of a nordic hamstring curl, allowing training at increased hamstring muscle length positions and the performance of more repetitions. This exercise may be useful to ta... Read More about The assisted nordic hamstring curl.

Effect of knee and trunk angle on kinetic variables during the isometric mid-thigh pull : test-retest reliability (2015)
Journal Article
Comfort, P., Jones, P., McMahon, J., & Newton, R. (2015). Effect of knee and trunk angle on kinetic variables during the isometric mid-thigh pull : test-retest reliability. International Journal of Sports Physiology and Performance, 10(1), 58-63. https://doi.org/10.1123/ijspp.2014-0077

The isometric midthigh pull (IMTP) has been used to monitor changes in force, maximum rate of force development (mRFD), and impulse, with performance in this task being associated with performance in athletic tasks. Numerous postures have been adopte... Read More about Effect of knee and trunk angle on kinetic variables during the isometric mid-thigh pull : test-retest reliability.

A comparison of braking characteristics between pre-planned and unanticipated changing direction tasks in female soccer players: An exploratory study. Day 1. Posters – Biomechanics,BASES Annual Conference, 25th November 2014, St Georges Park, Burton (2014)
Journal Article
Jones, P., Stones, S., & Smith, L. (2014). A comparison of braking characteristics between pre-planned and unanticipated changing direction tasks in female soccer players: An exploratory study. Day 1. Posters – Biomechanics,BASES Annual Conference, 25th November 2014, St Georges Park, Burton. Journal of Sports Sciences, 32(sup 2), S25-S26. https://doi.org/10.1080/02640414.2014.968379

The reliability of biomechanical variables collected during single leg squat and landing tasks (2014)
Journal Article
Alenezi, F., Herrington, L., Jones, P., & Jones, R. (2014). The reliability of biomechanical variables collected during single leg squat and landing tasks. Journal of Electro - myography and Kinesiology, 24(5), 718-721. https://doi.org/10.1016/j.jelekin.2014.07.007

Introduction: The aim of this study was to determine the within- and between-day reliability of lower limb biomechanical variables collected during single leg squat (SLS) and single leg landing (SLL) tasks. Methods: 15 recreational athletes took... Read More about The reliability of biomechanical variables collected during single leg squat and landing tasks.

Is there a relationship between landing and changing direction in terms of ‘dynamic valgus’? (2014)
Journal Article
Jones, P., Herrington, L., Munro, A., & Graham-Smith, P. (2014). Is there a relationship between landing and changing direction in terms of ‘dynamic valgus’?. American Journal of Sports Medicine, 42(9), 2095-2102. https://doi.org/10.1177/0363546514539446

Background: Anterior cruciate ligament (ACL) injuries are a major problem amongst female athletes. Screening for ACL injury risk tends to focus on landing tasks, which may be limited in sports where changing direction is the main action involved in n... Read More about Is there a relationship between landing and changing direction in terms of ‘dynamic valgus’?.

Test-retest reliability and sensitivity of the concept2 dyno dynamometer: practical applications (2014)
Journal Article
Bampouras, T., Marrin, K., Sanley, S., & Jones, P. (2014). Test-retest reliability and sensitivity of the concept2 dyno dynamometer: practical applications. Journal of Strength and Conditioning Research, 28(5), 1381-1385. https://doi.org/10.1519/JSC.0000000000000269

Strength assessment is often part of the objective periodical observation of teams, squads, or large groups of athletes. Equipment that provides assessment that is mobile and is easy to use will reduce the impact on the athletes’ training and competi... Read More about Test-retest reliability and sensitivity of the concept2 dyno dynamometer: practical applications.