Table 4.

Agreement on any abnormality on chest radiograph [(+) abnormal/(−) normal].

n = 691
Reader	−/−	−/+	+/+	+/−	Kappa	McNemar's test
Radiologist versus pulmonologist	515	62	43	71	0.28 (0.19–0.37)	0.44
Pulmonologist versus M.O	445	132	59	55	0.23 (0.15–0.31)	<0.0001
Radiologist versus M.O	450	136	55	50	0.22 (0.14–0.30)	<0.0001
Pulmonologist versus C.O	477	100	31	83	0.10 (0.01–0.18)	0.21
Radiologist versus C.O	493	93	38	67	0.18 (0.10–0.27)	0.04
C.O versus M.O	417	143	48	83	0.10 (0.02–0.17)	<0.0001