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Indications for colonoscopy.
| Indication | N (%) |
|---|---|
| Family history of colon cancer | 845 (26.1) |
| Personal history of colonic polyps | 667 (20.6) |
| Altered bowel habit | 247 (7.6) |
| Anemia | 239 (7.4) |
| Known or suspected inflammatory bowel disease | 211 (6.5) |
| Personal history of colon cancer | 206 (6.4) |
| Average risk cancer screening | 178 (5.5) |
| Rectal bleeding | 168 (5.2) |
| Others | 474 (14.7) |
