Table 1.

Kappa Coefficients With Standard Errors for the Interobserver Agreement Survey

Group	Overall	Typical	Indeterminate	Atypical	Negative
Chest	0.52 ± 0.02	0.51 ± 0.02	0.36 ± 0.02	0.43 ± 0.02	0.78 ± 0.02
Nonchest	0.49 ± 0.02	0.55 ± 0.02	0.32 ± 0.02	0.37 ± 0.02	0.71 ± 0.02
Resident	0.45 ± 0.02	0.44 ± 0.02	0.20 ± 0.06	0.45 ± 0.02	0.76 ± 0.02