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Univariate analysis for factors affecting risk of perforation
| Perforation (n = 1) | No perforation (n = 14) | p value | |
|---|---|---|---|
| Perforation versus no perforation | |||
| Procedure time ≥4 h, n (%) | 0 (0) | 4 (29) | 1.000 |
| Resection size ≥20 cm, n (%) | 1 (100) | 0 (0) | 0.067 |
| Fibrosis/MRsign, n (%) | 1 (100) | 4 (29) | 0.333 |
| ≥75% circumference, n (%) | 0 (0) | 8 (57) | 0.467 |
| JNET 2B classification, n (%) | 1 (100) | 10 (71) | 1.000 |
| Pectinate line, n (%) | 1 (100) | 8 (57) | 1.000 |
MRsign, muscle retracting sign.
