Translation, cross-cultural adaptation and psychometric properties of the Urdu version of knee injury and osteoarthritis outcome score questionnaire for Pakistani population

Table 2 Test-Retest Reliability and Internal consistency for KOOS-U Domains (n = 117)

KOOS Domains	₁st Measurement	₂nd Measurement	ICC (95%CI)	Cronbach’s Alpha (n = 117)
KOOS Domains	Mean ± SD	Mean ± SD	ICC (95%CI)	Cronbach’s Alpha (n = 117)
Pain	35.58 ± 8.98	34.52 ± 7.76	0.93 (0.90–0.95)	0.93
Symptoms	43.50 ± 11.15	43.69 ± 9.54	0.95 (0.93–0.96)	0.96
ADLS	39.11 ± 11.67	38.99 ± 11.03	0.99 (0.99–0.99)	0.99
Sports	25.90 ± 8.70	29.70 ± 8.64	0.96 (0.94–0.97)	0.96
QOL	36.19 ± 8.72	34.48 ± 8.63	0.90 (0.86–0.93)	0.90

ISSN: 1471-2474