Table 1.

Ligament Length (in mm) During Single-Leg Squat ^a

	PCL				MCL				LCL
Flexion Angle	Preoperative	Postoperative	P	Cohen d	Preoperative	Postoperative	P	Cohen d	Preoperative	Postoperative	P	Cohen d
Descending
0°-15°	32.3 ± 0.8	30.6 ± 0.5	.255	0.33	82.6 ± 0.4	77.2 ± 0.5	.422	0.71	50.0 ± 0.3	50.7 ± 0.4	.801	0.17
15°-30°	34.2 ± 0.5	32.8 ± 1.0	.392	0.26	81.7 ± 0.6	77.5 ± 0.4	.215	0.56	51.3 ± 0.4	51.2 ± 0.4	.767	0.03
30°-45°	36.1 ± 1.1	35.5 ± 0.8	.608	0.13	82.8 ± 0.6	80.0 ± 0.5	.150	0.38	51.5 ± 0.6	51.1 ± 0.5	.698	0.01
45°-60°	38.8 ± 0.6	37.2 ± 0.6	.234	0.31	83.7 ± 0.4	81.6 ± 0.7	.236	0.31	52.0 ± 0.5	51.1 ± 0.4	.534	0.16
Ascending
60°-45°	38.4 ± 0.9	35.8 ± 0.8	.112	0.47	81.8 ± 0.6	81.3 ± 0.5	.607	0.07	52.8 ± 0.4	50.2 ± 0.5	.146	0.54
45°-30°	35.9 ± 0.7	34.3 ± 0.7	.126	0.58	80.4 ± 0.6	78.5 ± 0.4	.971	0.38	52.1 ± 0.4	50.4 ± 0.4	.097	0.47
30°-15°	33.5 ± 0.9	32.2 ± 0.7	.285	0.54	79.0 ± 0.4	77.4 ± 0.3	.779	0.44	52.2 ± 0.4	50.4 ± 0.3	.063	0.57
15°-0°	31.4 ± 1.0	30.3 ± 0.6	.152	0.55	83.4 ± 0.5	76.0 ± 0.4	.713	2.08	52.1 ± 0.3	50.6 ± 0.4	.050	0.62

^aData are presented as mean ± SD. LCL, lateral collateral ligament; MCL, medial collateral ligament; PCL, posterior cruciate ligament.