PlayerLoad™: Reliability, Convergent Validity, and Influence of Unit Position During Treadmill Running
Purpose: This study aimed to establish the test-retest reliability and convergent validity of PlayerLoadTM (triaxial-accelerometer data) during a standardized bout of treadmill running. Methods: Forty-four ... Read more
The Reliability of MinimaxX Accelerometers for Measuring Physical Activity in Australian Football
Purpose: This study aimed to assess the reliability of triaxial accelerometers as a measure of physical activity in team sports. Methods: Eight accelerometers (MinimaxX 2.0, ... Read more
Validity of a Microsensor-Based Algorithm for Detecting Scrum Events in Rugby Union
Purpose: This study aimed to investigate whether data derived from wearable microsensors could be used to develop an algorithm that automatically detects scrum events in ... Read more
Caution Using Data from Triaxial Accelerometers Housed in Player Tracking Units During Running
Objective: This study aimed to assess the validity and reliability of trunk-mounted accelerometers in estimating thoracic segment or center of gravity (COG) acceleration and vertical ... Read more
Quantifying the Physical Demands of Collision Sports: Does Microsensor Technology Measure What It Claims to Measure?
Objective: This study aimed to evaluate the validity of wearable microsensor technology, particularly global positioning system (GPS) units, in quantifying the physical demands of collision ... Read more
Using an Inertial Device (WIMU PRO) to Quantify Neuromuscular Load in Running: Reliability, Convergent Validity, and Influence of Type of Surface and Device Location
Objective: This study aimed to assess the reliability and validity of WIMU PRO accelerometers in measuring PlayerLoad (PL) during running and to investigate the influence ... Read more
Reliability of Triaxial Accelerometry for Measuring Load in Men’s Collegiate Ice-Hockey
Objective: The primary aim of this study was to evaluate the test-retest reliability of PlayerLoadTM in ice hockey players during the performance of tasks simulating ... Read more
Reliability of Wearable Inertial Measurement Units to Measure Physical Activity in Team Handball
Purpose: This study aimed to evaluate the reliability and sensitivity of commercially available inertial measurement units (IMUs) in measuring physical activity in team handball. Method: ... Read more
Rapid Directional Change Degrades GPS Distance Measurement Validity During Intermittent Intensity Running
Use of the Global Positioning System (GPS) for quantifying athletic performance is common in many team sports. The effect of running velocity on measurement validity ... Read more
Enhanced Sprint Performance Analysis in Soccer: New Insights from a GPS-Based Tracking System
The aim of this investigation was to establish the validity of a GPS-based tracking system (Polar Team Pro System, PTPS) for estimating sprint performance and ... Read more
Validity and Reliability of a 15 Hz GPS Device for Court-Based Sports Movements
Aim: The aim of this study was to determine the criterion validity and reliability of a 15Hz GPS unit during court-based movements that simulate activities ... Read more
Inter-Unit Reliability and Effect of Data Processing Methods of Global Positioning Systems
Purpose: To establish the inter-unit reliability of a range of Global Positioning System (GPS)-derived movement indicators, determine the variation between manufacturers, and investigate the difference ... Read more