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Clinicopathological features of complete and incomplete resection
| Factors | Complete resection (n = 105) | Incomplete resection (n = 23) | p-value |
|---|---|---|---|
| Lesion size group, n (%) | |||
| < 8 mm | 67 | 7 | |
| ≥ 8 mm | 38 | 16 | 0.018 |
| Location group, n (%) | |||
| Upper rectum | 4 | 1 | |
| Middle rectum | 59 | 15 | |
| Lower rectum | 42 | 7 | 0.592 |
| Histopathological grade, n (%) | |||
| G 1 | 83 | 21 | |
| G 2 | 7 | 2 | 1.000 |
| Operation, n (%) | |||
| EMR-c | 68 | 12 | |
| ESD | 37 | 11 | 0.342 |
EMR-c endoscopic mucosal resection with a cap, ESD endoscopic submucosal dissection
