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| Proposed explanation for interval cancer | Median time from baseline colonoscopy (years) | Location of interval cancer | |
|---|---|---|---|
|
|
|||
| Right (N=29)* N (%) | Left (N=29) N (%) | ||
| Missed (N=30) | 2.3 | 19 (65.5) | 11 (37.9) |
| Incomplete removal (N=11) | 2.9 | 4 (13.8) | 7 (24.1) |
| New (N=14) | 3.5 | 4 (13.8) | 10 (34.5) |
| Failed biopsy detection (N=3) | 2.0 | 2 (6.9) | 1 (1.2) |
Right colon defined as proximal to the splenic flexure.
