From: Breast cancer histological classification: agreement between the Office for National Statistics and the National Health Service Breast Screening Programme
Region
Number of casesa
Percentage agreement
κ value
A
1,830
0.96
0.87
B
737
0.97
0.91
C
691
0.92
D
490
0.95
0.82
E
486
0.94
0.85
F
485
0.89
G
410
0.98
0.93
H
389
I
189
0.86
J
180
0.88
0.66