Table 4.

Comparison of 6-DOF knee kinematics between the patients with ACL injuries and healthy participants

	ACL-injured knees (n = 83)	Healthy knees (n = 1000)	P value
Adduction/abduction (°)	11.94 ± 5.08	10.07 ± 4.04	0.002
Internal/external rotation (°)	16.56 ± 5.67	15.13 ± 4.85	0.021
Flexion/extension (°)	50.48 ± 12.87	60.56 ± 6.07	< 0.001
Anterior/posterior translation (cm)	2.25 ± 0.95	1.79 ± 0.75	< 0.001
Proximal/distal translation (cm)	2.15 ± 1.03	1.58 ± 0.54	< 0.001
Medial/lateral translation (cm)	1.22 ± 0.61	1.10 ± 0.42	0.137

6-DOF, six degrees of freedom; ACL, anterior cruciate ligament