Knee injury and Osteoarthritis Outcome Score (KOOS) – validation and comparison to the WOMAC in total knee replacement

Table 1 Intraclass correlation coefficients

	Intraclass correlation coefficients
KOOS subscale	Pre-op, n = 28*	Post-op, n = 26†	Total group, n = 54
Pain	0.90	0.94	0.97
Symptoms	0.92	0.85	0.94
ADL	0.89	0.82	0.93
Sport/Rec	0.58	0.74	0.78
QOL	0.89	0.73	0.88

* n = 8 for the subscale Sport and Recreation pre-operatively † n = 13 for the subscale Sport and Recreation post-operatively

ISSN: 1477-7525