Table 1 Kappa values for overall diagnosis (all participants).

	Benign	Atypical hyperplasia	In situ/ microinvasive	Invasive	Overall
No. of cases*	60	5	62	125	252
Circulation†
902, 911, 912	0.72	0.19	0.71	0.81	0.68
921, 922, 931	0.75	0.16	0.71	0.86	0.72
932, 941, 942	0.81	0.15	0.74	0.88	0.77
951, 952, 961	0.75	0.17	0.77	0.86	0.77
962, 971, 972	0.79	0.26	0.81	0.91	0.82
981, 982, 991	0.84	0.13	0.69	0.90	0.79
992, 001, 002	0.76	0.14	0.83	0.87	0.80
All	0.79	0.18	0.76	0.88	0.78

*Number of cases where the diagnosis was made by most members of the national coordinating group; †the first 2 digits of each number refer to the year and the 3rd to the circulation number for that year.