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Post-ESD bleeding of the CSS and non-CSS groups
| Post-ESD bleeding | CSS | Non-CSS | p value |
|---|---|---|---|
| Overall, n (%) | 9/174 (5.2) | 5/130 (3.8) | 0.783 |
| Median onset of post-ESD bleeding, day | 2 (0–9) | 0 (0–2) | 0.104 |
| Atrial fibrillation | 3/14 (21.4) | 1/10 (10.0) | 0.615 |
| Warfarin | 3/5 (60.0) | 0/3 (0) | 0.196 |
| Heparin replacement | 3/10 (10.0) | 0/5 (0) | 0.505 |
| Lower third | 8/75 (10.7) | 4/69 (5.8) | 0.372 |
