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Incidence of post-ESD bleeding in high-risk patients between the CSS and non-CSS groups
| Post-ESD bleeding | CSS | Non-CSS | p value |
|---|---|---|---|
| Age of ≥70 years, n (%) | 11/284 (3.9) | 25/435 (5.7) | 0.30 |
| Tumor location: rectum, n (%) | 9/155 (5.8) | 14/193 (7.3) | 0.67 |
| Tumor size of ≥40 mm, n (%) | 7/68 (10.3) | 6/106 (5.7) | 0.38 |
| Unclosure of post-ESD defects, n (%) | 17/384 (4.4) | 30/684 (4.4) | >0.99 |
ESD, endoscopic submucosal dissection; CSS, carbazochrome sodium sulfonate.
