SCB diagnosis

Benign (%)

Pre-malignant (%)

Malignant (%)

Total (%)

Benign

50 (62)

20 (24)

11 (14)

81 (100)

Pre-malignant

45 (7)

464 (75)

110 (18)

619 (100)

Malignant

3 (2)

19 (11)

151 (87)

173 (100)

Not repres.

13 (50)

9 (35)

4 (15)

26 (100)

Total

111 (12)

513 (57)

276 (31)

899 (100)