Tumour KRAS2 mutation status and disease stage of group B patients
| Disease stage and tumour mutation status (No (%)) | ||||||
|---|---|---|---|---|---|---|
| All | TVA | Dukes’ A | Dukes’ B | Dukes’ C | Dukes’ D | |
| TVA, tubulovillous adenoma. | ||||||
| Total cases | 94 | 6 | 11 | 53 | 21 | 3 |
| Tumour mutation positive | 60 (64) | 5 (83) | 5 (45) | 38 (72) | 11 (52) | 1 (33) |
| Codon 12 | 45 | 4 | 3 | 27 | 10 | 1 |
| Codon 13 | 15 | 1 | 2 | 11 | 1 | 0 |