Risk reduction of proximal colorectal cancer according to location and recorded completeness of colonoscopy
| Adjusted odds ratio | ||
|---|---|---|
| Any colonoscopy | After exclusion of colonoscopies without documented completeness | |
| Any proximal colorectal cancer | 0.40 | 0.39 |
| Caecum and ascending colon | 0.50 | 0.44 |
| Other proximal colon cancer | 0.24 | 0.29 |