Nature

Difference between preferred and non-preferred leg in peak speed, acceleration, and deceleration variables and their relationships with the change-of-direction deficit

A priori sample size estimation was performed using the G*Power software (version 3.9.9.6) 27. For an effect size of 0.5, a power of 0.8, and a p value of 0.5, the recommended value was 19. The ...
BMJ

889 MEP169 – Deceleration demands in change of direction tests: insights from measurements using a motorized resistance device

Background Change of direction (CoD) is associated with performance and injury in multidirectional sports. CoD consists of different phases (initial acceleration, deceleration, and re-acceleration) ...