Table 3. Results of correlation analysis of PhA and muscle-tendon complex for the two groups of participants.

	Grip strength	RJ index
Group Y	0.155	−0.114
Group A	0.511*	0.276

Group Y: High school soccer players, Group A: Adult soccer players.

Pearson product-moment correlation coefficient: *p<0.05.

PhA: phase angle; RJ: rebound jump.