Peterson, Carl; Pyne, David; Portus, Marc J; Dawson , Brian
Purpose: The validity and reliability of three commercial global positioning system (GPS) units (MinimaxX, Catapult, Australia; SPI-IO, SPI-Pro, GPSports, Australia) were quantified. Methods: Twenty trials of cricket-specific locomotion patterns and distances (walking 8800 m, jogging 2400 m, running 1200 m, striding 600 m, sprinting 20- to 40-m intervals, and run-a-three) were compared against criterion measures (400-m athletic track, electronic timing). Validity was quantified with the...[Show more]
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