Intertester and intratester reliability of movement control tests on the hip for patients with hip osteoarthritis

Table 8 Intertester and Intratester Reliability

	Test 1	Test 2	Test 3	Test 4	Test 5
Intertester A vs B^a
Matches (%)	22/30 (73%)	21/30 (70%)	21/30 (70%)	21/30 (70%)	18/29 (62%)
weighted kappa (95% CI^b)	0.52 (0.17–0.86)	0.71 (0.53–0.89)	0.68 (0.44–0.92)	0.66 (0.46–0.86)	0.52 (0.21–0.81)
Intratester A
Matches (%)	25/30 (83%)	25/30 (83%)	25/29 (86%)	23/30 (77%)	18/29 (62%)
weighted kappa (95% CI^a)	0.76 (0.62–0.91)	0.80 (0.63–0.96)	0.87 (0.75–0.99)	0.78 (0.64–0.93)	0.56 (0.32–0.80)
Intratester B
Matches (%)	24/30 (80%)	16/30 (53%)	16/30 (53%)	21/30 (70%)	16/29 (55%)
weighted kappa (95% CI)	0.55 (0.21–0.88)	0.35 (0.07–0.63)	0.55 (0.33–0.76)	0.61 (0.40–0.82)	0.55 (0.34–0.76)