Clinical and pathological characteristics of the patient population
| Mutation (−) (n=26) | Mutation (+) (n=4)2-150 | p Value | |
| Age (y) | NS | ||
| < 64 | 13 | 3 | |
| ⩾64 | 13 | 1 | |
| Sex | NS | ||
| Female | 17 | 1 | |
| Male | 9 | 3 | |
| Histological type | NS | ||
| Well | 10 | 0 | |
| Moderately | 13 | 4 | |
| Poorly | 2 | 0 | |
| Mucinous | 1 | 0 | |
| Depth of invasion | NS | ||
| Intramural | 21 | 3 | |
| Extramural | 5 | 1 | |
| Lymph node metastasis | NS | ||
| Positive | 14 | 3 | |
| Negative | 12 | 1 | |
| Stage | NS | ||
| I | 3 | 1 | |
| II | 7 | 0 | |
| III | 10 | 2 | |
| IV | 6 | 1 | |
| Tumour site | NS | ||
| Ascending colon | 13 | 2 | |
| Transverse colon | 1 | 1 | |
| Descending colon | 0 | 0 | |
| Sigmoid colon | 4 | 1 | |
| Rectum | 8 | 0 |
↵2-150 Two mutations were found in case No 2.
NS, not significant.