Table 2.

Somatic characteristics and knee strength statistics

	Stage 1		Stage 2
	Mean	SD	Mean	SD
n	500		536
Age, yr	24.2	4.4	24.2	4.5
Weight, kg	74.1	9.6	74.0	9.8
Stature, cm	180.7	6.3	180.6	6.4
Flexion
Isometric, Nm	148.7	26.8	149.0	27.4
Torque at 60°/s, Nm	121.3	22.2	121.7	22.6
Torque at 120°/s, Nm	105.6	18.9	105.6	18.9
Torque at 240°/s, Nm	74.9	16.7	75.0	16.5
Extension
Isometric, Nm	261.3	48.3	260.9	48.7
Torque at 60°/s, Nm	196.7	34.5	196.8	34.9
Torque at 120°/s, Nm	159.1	25.5	159.5	26.0
Torque at 240°/s, Nm	107.3	19.2	107.6	19.8

All flexion and extension measurements were taken at an angle of 30 and 60°, respectively.