Table 3 Interclass correlation coefficients (ICC 95%) and standard error of measurement (SEM) values

Tests	ICC coefficient (95%) (upper−lower bound)	SEM
Open eye OSI	0.9876 (0.9546–0.9966 )	0.19
Open eye APSI	0.9856 (0.9484–0.9962 )	0.19
Open eye MLI	0.6046 (0.0439–0.8756 )	0.57
Closed eye OSI	0.9734 (0.9046–0.9928 )	0.53
Closed eye APSI	0.9185 (0.7274–0.9774 )	0.66
Closed eye MLI	0.8228 (0.4692–0.9490 )	0.92
ReAE* 60°	0.9332 (0.7725–0.9816)	2.09
UnAE† 60°	0.9868 (0.9517–0.9964)	1.33
ReAE 30°	0.9862 (0.9498–0.9963)	0.76
UnAE 30°	0.9878 (0.9555–0.9967)	0.76

*ReAE, average of absolute angular error in the reconstructed knees.
†UnAE, average of absolute angular error in the uninjured knees.
APSI, anterior–posterior stability indices; MLI, medial–lateral stability indices; OSI, overall stability indices.