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Clinicopathological Factors of Anorectal Cancers Complicating Crohn’s Disease (CD).
| Frequency | 18/116 (15.5%) |
| Sex | |
| Men | 9/65 (13.8%) |
| Women | 9/51 (17.6%) |
| Age at cancer diagnosis (years) | 46.9 ± 9.5 (30-64) |
| Disease duration (months) | 275.4 ± 100.6 (131-504) |
| CD type | |
| Small bowel | 1/19 (5.3%) |
| Small and large bowel | 17/80 (21.3%) |
| Large bowel | 0/17 |
| Site of cancer | |
| Ra | 1 |
| Rb | 1 |
| RbP | 8 |
| PRb | 4 |
| P | 4 |
