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Diagnostic accuracy of the estimation of colon polyp size according to the polyp type
| Visual estimation | Forceps estimation | P value | |
| Sessile type | 0.709 | 0.818 | < 0.001 |
| Semi pedunculated type | 0.627 | 0.703 | 0.344 |
| Pedunculated type | 0.608 | 0.638 | 0.432 |
| LST type | 0.556 | 0.757 | 0.012 |
LST: Lateral spreading tumor.
