Table 1.

Demographic Information for Each Group^a

Characteristic	Group		P Value	t52
	Control	Anterior Cruciate Ligament Reconstruction
Sex (women, men)	23, 4	23, 4
Height, cm	169.8 ± 8.8	169.6 ± 6.0	.77	−0.28
Mass, kg	66.2 ± 9.9	69.2 ± 12.9	.31	−0.98
Age, y	20.5 ± 1.6	19.9 ± 1.7	.18	1.43
Tegner activity level	5.7 ± 1.4	6.8 ± 1.7	<.01b	−2.71
International Knee Documentation Committee score	97.4 ± 5.7	83.8 ± 10.4	<.01b	5.83

^aValues are means ± SDs.

^bStatistically significant difference between groups.