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Anatomical distribution of index and concurrent cancers in this cohort
| Index lesion |
Concurrent lesions |
||||
| Ascending colon | Transverse colon | Descending colon | Sigmoid colon | Rectum | |
| Incomplete group | |||||
| Ascending colon | 6 | 1 | 3 | 1 | 1 |
| Transverse colon | 0 | 2 | 1 | 0 | 0 |
| Descending colon | 2 | 1 | 4 | 1 | 0 |
| Sigmoid colon | 1 | 0 | 1 | 2 | 1 |
| Rectum | 0 | 0 | 0 | 1 | 0 |
| Total | 9 | 4 | 9 | 5 | 2 |
| Complete group | |||||
| Ascending colon | 10 | 1 | 4 | 3 | 1 |
| Transverse colon | 3 | 3 | 2 | 0 | 1 |
| Descending colon | 2 | 7 | 1 | 2 | |
| Sigmoid colon | 0 | 2 | 1 | 4 | 0 |
| Rectum | 2 | 2 | 5 | 1 | 1 |
| Total | 20 | 10 | 19 | 9 | 5 |
