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Most frequent operations and complications
| Operation | n | Complications |
|---|---|---|
| External hernia repair | 54 | 3 (2 × I, IIIb) |
| Cholecystectomy | 32 | 2 (II, IIIb) |
| Breast-conserving surgery | 27 | 3 (II, IIIa, IIIb) |
| Biopsy | 24 | 0 |
| Appendectomy | 21 | 1 (IIIb) |
| Portacath implantation | 21 | 0 |
