Clinicopathological characteristics of the study population
| Clinicopathological parameters | N |
| Gender | |
| Male | 24 |
| Female | 15 |
| Dukes' stage | |
| A | 10 |
| B | 11 |
| C | 18 |
| T staging | |
| 1 | 5 |
| 2 | 6 |
| 3 | 16 |
| 4 | 12 |
| Node status | |
| 0 | 21 |
| 1 | 9 |
| 2 | 9 |
| Tumour differentiation | |
| Well | 6 |
| Moderate | 25 |
| Poor | 8 |
| Extramural vascular invasion | |
| No | 30 |
| Yes | 9 |