Table 2.

Main sprint running mechanics for the entire sprint acceleration, the first (10) steps, and the last steps of the sprint, i.e., from the 11th step to the step at maximal velocity.

	All steps of the acceleration	Initial acceleration (first 10 steps)	End of acceleration (steps 11 to last)
STEP TEMPORAL VARIABLES
Contact time (s)	0.149 (0.014)	0.160 (0.016)	0.138 (0.013)
Aerial time (s)	0.093 (0.011)	0.084 (0.011)	0.102 (0.012)
Swing time (s)	0.333 (0.027)	0.326 (0.029)	0.344 (0.030)
Step frequency (Hz)	4.14 (0.37)	4.13 (0.34)	4.18 (0.34)
RUNNING KINETICS
Horizontal force (BW)	0.350 (0.034)	0.425 (0.043)	0.278 (0.032)
Vertical force (BW)	1.62 (0.13)	1.51 (0.10)	1.73 (0.13)
Resultant force (BW)	1.66 (0.13)	1.57 (0.10)	1.75 (0.13)

Data are presented as Mean(SD) for the group.