Table 2. Comparison of lower-extremity range of motion between the high- and low-quality performance groups

		High-quality performance group(N=12)	Low-quality performance group(N=9)	t	p value
Kicking leg	Hip flexion	85.2±8.70	78.6±12.06	1.481	0.155
	Hip abduction	58.8±15.57	56.8±17.47	0.273	0.788
	Knee extension	69.4±9.47	57.1±13.10	2.504	0.022*
Supporting leg	Hip flexion	91.0±10.79	78.6±13.71	2.331	0.031*
	Hip abduction	65.3±11.31	57.9±17.10	1.202	0.244
	Knee extension	67.42±11.92	52.67±14.53	2.556	0.019*

Data are expressed as mean±SD,
p<0.05.