Begin your search of the AGOSR Open Access Database

Search

Reset
Results: 137
Cover Image for Understanding the effect of touchdown distance and ankle joint kinematics on sprint acceleration performance through computer simulation View Article
Understanding the effect of touchdown distance and ankle joint kinematics on sprint acceleration performance through computer simulation
Neil Edward Bezodis, Grant Trewartha, Aki Ikka Salo
Jun 23, 2015
This study determined the effects of simulated technique manipulations on early acceleration performance. A planar seven-segment angle-driven model was developed and quantitatively evaluated based on the agreement of its output...
Published by:
Cover Image for Understanding the effect of touchdown distance and ankle joint kinematics on sprint acceleration performance through computer simulation View Article
Understanding the effect of touchdown distance and ankle joint kinematics on sprint acceleration performance through computer simulation
Neil Edward Bezodis, Grant Trewartha, Aki Ikka Salo
Jun 23, 2015
This study determined the effects of simulated technique manipulations on early acceleration performance. A planar seven-segment angle-driven model was developed and quantitatively evaluated based on the agreement of its output...
Published by:
Cover Image for Bend sprinting performance View Article
Bend sprinting performance
Sarah Churchill, Grant Trewartha, Aki Salo
Jan 01, 0001
Athletes in inner lanes may be disadvantaged during athletic sprint races containing a bend portion because of the tightness of the bend. We empirically investigated the veracity of modelled estimates of this disadvantage and...
Athletics Curve track and field three-dimensional 200 m
Published by:
Cover Image for An Evaluation of Commonly Used Surrogate Baseline Creatinine Values to Classify AKI During Acute Infection. View Article
An Evaluation of Commonly Used Surrogate Baseline Creatinine Values to Classify AKI During Acute Infection.
Daniel J Cooper, Katherine Plewes, Matthew J Grigg, Aatish Patel, Giri S Rajahram, Timothy William, Thomas F Hiemstra, Zhiqiang Wang, Bridget E Barber, Nicholas M Anstey
May 27, 2021
INTRODUCTION: Classification of acute kidney injury (AKI) requires a premorbid baseline creatinine, often unavailable in studies in acute infection. METHODS: We evaluated commonly used surrogate and imputed baseline creatinine...
Acute Kidney Injury microbiology Sepsis
Published by:
Cover Image for Choice of sprint start performance measure affects the performance-based ranking within a group of sprinters View Article
Choice of sprint start performance measure affects the performance-based ranking within a group of sprinters
Neil E. Bezodis, Aki I. T. Salo, Grant Trewartha
Nov 01, 2010
Sprint start performance has previously been quantified using several different measures. This study aimed to identify whether different measures could influence the performance-based ranking within a group of 12 sprinters, and...
external power Athletics biomechanics sprinting measurement
Published by:
Cover Image for Kinetic demands of sprinting shift across the acceleration phase View Article
Kinetic demands of sprinting shift across the acceleration phase
Steffi L. Colyer, Ryu Nagahara, Aki I.T. Salo
Jun 13, 2018

A novel approach of analyzing complete ground reaction force waveforms rather than discrete kinetic variables can provide new insight to sprint biomechanics. This study aimed to understand how these waveforms are associated...

1D analysis SPM Regression running velocity track and field /dk/atira/pure/subjectarea/asjc/2700/2732 name=Orthopedics and Sports Medicine /dk/atira/pure/subjectarea/asjc/3600/3612 name=Physical Therapy, Sports Therapy and Rehabilitation
Published by:
Cover Image for How sprinters accelerate beyond the velocity plateau of soccer players View Article
How sprinters accelerate beyond the velocity plateau of soccer players
Steffi Colyer, Ryu Nagahara, Yohei Takai, Aki Salo
Dec 01, 2018

Forces applied to the ground during sprinting are vital to performance. This study aimed to understand how specific aspects of ground reaction force waveforms allow some individuals to continue to accelerate beyond the...

1D analysis running velocity Soccer Statistical parametric mapping t test track and field /dk/atira/pure/subjectarea/asjc/2700/2732 name=Orthopedics and Sports Medicine /dk/atira/pure/subjectarea/asjc/3600/3612 name=Physical Therapy, Sports Therapy and Rehabilitation
Published by:
Cover Image for Measurement error in estimates of sprint velocity from a laser displacement measurement device View Article
Measurement error in estimates of sprint velocity from a laser displacement measurement device
Neil E Bezodis, Aki I T Salo, Grant Trewartha
Jun 01, 2012
This study aimed to determine the measurement error associated with estimates of velocity from a laser-based device during different phases of a maximal athletic sprint. Laser-based displacement data were obtained from 10...
Published by:
Cover Image for Modeling the stance leg in two-dimensional analyses of sprinting View Article
Modeling the stance leg in two-dimensional analyses of sprinting
Neil E Bezodis, Aki I T Salo, Grant Trewartha
May 01, 2012
Two-dimensional analyses of sprint kinetics are commonly undertaken but often ignore the metatarsalphalangeal (MTP) joint and model the foot as a single segment. Due to the linked-segment nature of inverse dynamics analyses, the...
Published by:
Cover Image for Detecting meaningful body composition changes in athletes using dual energy X-ray absorptiometry View Article
Detecting meaningful body composition changes in athletes using dual energy X-ray absorptiometry
Steffi Colyer, Simon Roberts, Dylan Thompson, Keith Stokes, James Bilzon, Aki Salo, Jonathan Robinson
Mar 30, 2016
Dual-energy X-ray absorptiometry (DXA) imaging is considered to provide a valid and reliable estimation of body composition when stringent scanning protocols are adopted. However, applied practitioners are not always able to...
DXA Fat mass lean mass performance Reliability Scanning electrochemical microscopy (SECM)
Published by:
Cover Image for Physical predictors of elite skeleton start performance View Article
Physical predictors of elite skeleton start performance
Steffi Colyer, Keith Stokes, James Bilzon, Marco Cardinale, Aki Salo
Jan 01, 2017
Purpose: An extensive battery of physical tests is typically employed to evaluate athletic status and/or development often resulting in a multitude of output variables. We aimed to identify independent physical predictors...
Athletes testing multivariate PCA validation
Published by:
Cover Image for Associations between ground reaction force waveforms and sprint start performance View Article
Associations between ground reaction force waveforms and sprint start performance
Steffi Colyer, P Graham-Smith, Aki Salo
Oct 01, 2019

Ground reaction forces produced on the blocks determine an athlete’s centre of mass motion during the sprint start, which is crucial to sprint performance. This study aimed to understand how force waveforms are associated...

Centre of mass Kinetics sport biomechanics sprint running starting blocks track-and-field athletics /dk/atira/pure/subjectarea/asjc/3300/3301 name=Social Sciences (miscellaneous)
Published by:
Cover Image for The effect of the bend on technique and performance during maximal effort sprinting View Article
The effect of the bend on technique and performance during maximal effort sprinting
Sarah M. Churchill, Aki I T Salo, Grant Trewartha
Apr 21, 2015

This study investigated changes in performance and technique that occur during maximal effort bend sprinting compared with straight-line sprinting under typical outdoor track conditions. Utilising a repeated measures design...

200 m race Curve lean Three-dimensional kinematics track and field
Published by:
Cover Image for Bend sprinting performance View Article
Bend sprinting performance
Sarah Churchill, Grant Trewartha, Aki Salo
Jan 01, 0001
Athletes in inner lanes may be disadvantaged during athletic sprint races containing a bend portion because of the tightness of the bend. We empirically investigated the veracity of modelled estimates of this disadvantage and...
Athletics Curve track and field three-dimensional 200 m
Published by:
Cover Image for Differences in ground reaction waveforms between elite senior and junior academy sprinters during the block phase and first two steps View Article
Differences in ground reaction waveforms between elite senior and junior academy sprinters during the block phase and first two steps
Philip Graham-Smith, Steffi Colyer, Aki Salo
Jun 01, 2020

The block start and initial steps following block exit are fundamental aspects of sprinting and their development is key to junior athletes’ progression. This study assessed the difference in force production between elite...

Athletics block phase Kinetics Statistical parametric mapping track and field /dk/atira/pure/subjectarea/asjc/3300/3301 name=Social Sciences (miscellaneous)
Published by:
Cover Image for Differences in ground reaction waveforms between elite senior and junior academy sprinters during the block phase and first two steps View Article
Differences in ground reaction waveforms between elite senior and junior academy sprinters during the block phase and first two steps
Philip Graham-Smith, Steffi Colyer, Aki Salo
Jun 01, 2020

The block start and initial steps following block exit are fundamental aspects of sprinting and their development is key to junior athletes’ progression. This study assessed the difference in force production between elite...

Athletics block phase Kinetics Statistical parametric mapping track and field /dk/atira/pure/subjectarea/asjc/3300/3301 name=Social Sciences (miscellaneous)
Published by:
Cover Image for Kinetic demands of sprinting shift across the acceleration phase View Article
Kinetic demands of sprinting shift across the acceleration phase
Steffi L. Colyer, Ryu Nagahara, Aki I.T. Salo
Jun 13, 2018

A novel approach of analyzing complete ground reaction force waveforms rather than discrete kinetic variables can provide new insight to sprint biomechanics. This study aimed to understand how these waveforms are associated...

1D analysis SPM Regression running velocity track and field /dk/atira/pure/subjectarea/asjc/2700/2732 name=Orthopedics and Sports Medicine /dk/atira/pure/subjectarea/asjc/3600/3612 name=Physical Therapy, Sports Therapy and Rehabilitation
Published by:
Cover Image for How sprinters accelerate beyond the velocity plateau of soccer players View Article
How sprinters accelerate beyond the velocity plateau of soccer players
Steffi Colyer, Ryu Nagahara, Yohei Takai, Aki Salo
Dec 01, 2018

Forces applied to the ground during sprinting are vital to performance. This study aimed to understand how specific aspects of ground reaction force waveforms allow some individuals to continue to accelerate beyond the...

1D analysis running velocity Soccer Statistical parametric mapping t test track and field /dk/atira/pure/subjectarea/asjc/2700/2732 name=Orthopedics and Sports Medicine /dk/atira/pure/subjectarea/asjc/3600/3612 name=Physical Therapy, Sports Therapy and Rehabilitation
Published by:
Cover Image for Associations between ground reaction force waveforms and sprint start performance View Article
Associations between ground reaction force waveforms and sprint start performance
Steffi Colyer, P Graham-Smith, Aki Salo
Oct 01, 2019

Ground reaction forces produced on the blocks determine an athlete’s centre of mass motion during the sprint start, which is crucial to sprint performance. This study aimed to understand how force waveforms are associated...

Centre of mass Kinetics sport biomechanics sprint running starting blocks track-and-field athletics /dk/atira/pure/subjectarea/asjc/3300/3301 name=Social Sciences (miscellaneous)
Published by:
Cover Image for Elite sprinting View Article
Elite sprinting
Aki I. T. Salo, Ian N. Bezodis, Alan M. Batterham, David G. Kerwin
Jun 01, 2011

Purpose: The aim of this study was to investigate the step characteristics among the very best 100-m sprinters in the world to understand whether the elite athletes are individually more reliant on step frequency (SF) or step...

Published by:
Cover Image for Lower limb joint kinetics during the first stance phase in athletics sprinting View Article
Lower limb joint kinetics during the first stance phase in athletics sprinting
Neil Edward Bezodis, Aki Ilkka Tapio Salo, Grant Trewartha
May 01, 2014
This study analysed the first stance phase joint kinetics of three elite sprinters to improve the understanding of technique and investigate how individual differences in technique could influence the resulting levels of...
Published by:
Cover Image for The effect of the bend on technique and performance during maximal effort sprinting View Article
The effect of the bend on technique and performance during maximal effort sprinting
Sarah M. Churchill, Aki I T Salo, Grant Trewartha
Apr 21, 2015

This study investigated changes in performance and technique that occur during maximal effort bend sprinting compared with straight-line sprinting under typical outdoor track conditions. Utilising a repeated measures design...

200 m race Curve lean Three-dimensional kinematics track and field
Published by:
Cover Image for Sprint Running Performance and Technique Changes in Athletes during Periodized Training View Article
Sprint Running Performance and Technique Changes in Athletes during Periodized Training
Ian Bezodis, David G Kerwin, Stephen-Mark Cooper, Aki Salo
Jul 01, 2018
Purpose: To understand how training periodization influences sprint performance and key step characteristics over an extended training period in an elite sprint training group. Methods: Four sprinters were studied during 5 mo of...
Athletics biomechanics longitudinal track and field velocity /dk/atira/pure/subjectarea/asjc/2700/2732 name=Orthopedics and Sports Medicine
Published by:
Cover Image for Modeling the stance leg in two-dimensional analyses of sprinting View Article
Modeling the stance leg in two-dimensional analyses of sprinting
Neil E Bezodis, Aki I T Salo, Grant Trewartha
May 01, 2012
Two-dimensional analyses of sprint kinetics are commonly undertaken but often ignore the metatarsalphalangeal (MTP) joint and model the foot as a single segment. Due to the linked-segment nature of inverse dynamics analyses, the...
Published by:
Cover Image for Physical predictors of elite skeleton start performance View Article
Physical predictors of elite skeleton start performance
Steffi Colyer, Keith Stokes, James Bilzon, Marco Cardinale, Aki Salo
Jan 01, 2017
Purpose: An extensive battery of physical tests is typically employed to evaluate athletic status and/or development often resulting in a multitude of output variables. We aimed to identify independent physical predictors...
Athletes testing multivariate PCA validation
Published by:

|<

<

1

2

3

4

5

>

>|