Table 4.

Age group comparisons of tests (% failed)

Tests	Young, Age ≤12 y (n = 93)	Adolescent, Age 13-17 y (n = 103)	Adult, Age ≥18 y (n = 40)	P
Drop vertical jump	82.8	87.5	66.7	0.02*
Single-leg squat
Dominant	81.5	79.6	63.9	0.08
Nondominant	58.1	51.5	45.0	0.35
Plank tests
Prone	5.4	4.8	2.5	0.76
Dominant	12.9	18.5	2.5	0.04*
Nondominant	12.9	8.7	2.5	0.16
Hip flexor flexibility
Dominant	17.2	24.0	32.5	0.01*
Nondominant	16.1	21.2	27.5	0.31
Hamstring flexibility
Dominant	32.3	35.6	12.5	0.02*
Nondominant	27.9	30.8	12.5	0.07
Quadriceps flexibility
Dominant	9.7	9.6	20.0	0.17
Nondominant	11.8	4.8	15.0	0.09

^*Statistically significant (P < 0.05).