Inter- and intra-observer reliability of clinical movement-control tests for marines

Table 2 Inter-observer reliability: kappa coefficient, 95% confidence intervals, percent agreement and standard error

Test	BKFO	SB	SLKB+LL	DLL-L	DLL-ALE	DSLL
Test 1
Kappa coefficient (CI 95%)	0.89 (0.70-1.00)	0.49 (0.21-0.77)	0.60 (0.27-0.92)	0.87 (0.63-1.00)	0.84 (0.63-1.00)	0.53 (0.16-0.90)
% agreement	97.0	75.8	87.8	90.9	93.9	87.9
Std error	0.107	0.153	0.180	0.101	0.111	0.203
Test 2
Kappa coefficient (CI 95%)	1 (1.00-1.00)	0.63 (0.39-0.87)	0.63 (0.19-1.00)	0.93 (0.80-1.00)	0.87 (0.72-1.00)	0.81 (0.58-1.00)
% agreement	100.0	81.3	93.8	96.9	93.8	93.6
Std error	0	0.132	0.240	0.070	0.086	0.126
Mean kappa coefficient^a	0.95	0.56	0.61	0.87	0.86	0.67

Abbreviations: BKFO, Bent knee fall-out; SB, Standing bow; SLKB+LL, Single leg small knee bend + lunge-lean; DLL-L Double leg lift-lower; DLL-ALE, Double leg lift-alternate leg extension; DSLL, Double straight leg lower; CI 95%, 95% confidence intervals; Std error, standard error.
^aMean value of kappa coefficient obtained from test 1 and test 2.

ISSN: 1471-2474