Table 1.

Isometric Knee Flexion Torque (N-m/kg)

	Knee flexion angle
	45°	90°	120°
Nonoperated side	2.7 ± 0.8	2.1 ± 0.8	1.2 ± 0.7
Operated side	2.7 ± 0.9	1.37 ± 0.5 *	0.67 ± 0.1 *

* A significant difference was observed between the operated and nonoperated knees (P < 0.05).