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Surgical indications and mortality
| Surgical indication | No. (%) | No. of deaths (%) |
|---|---|---|
| Emergency surgery (n = 30) | ||
| Massive hemorrhage | 10 (6.9) | 4 (40.0) |
| Toxic megacolon | 8 (5.6) | 0 (0) |
| Severe or fulminant type | 7 (4.9) | 3 (42.9) |
| Free perforation | 5 (3.5) | 1 (20.0) |
| Elective surgery (n = 114) | ||
| Refractory to medical therapy | 83 (57.6) | 1 (1.2) |
| Cancer/dysplasia | 31 (21.5) | 0 (0) |
