Table 7.

Correlation between interval run-up speed and jumping ground reaction force.

Speed		25 m run-up speed	Before the last 10 m run-up speed	The last 10-5 m run-up speed	The last 5 m run-up speed	30 m sprint speed
Jumping ground reaction force	r	0.715	−0.145	0.245	0.718	0.704
	p	0.001	0.56	0.87	0.001	0.001