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Classification of obstruction according to the Blaivas and Groutz nomogram before and after surgery was performed
| Postoperative situation | ||||||
|---|---|---|---|---|---|---|
| No obstruction | Mild obstruction | Moderate obstruction | Severe obstruction | |||
| Preoperative situation | No obstruction | 5 (29%) | 4 | 1 | 0 | 0 |
| Mild obstruction | 6 (35%) | 0 | 5 | 1 | 0 | |
| Moderate obstruction | 6a (35%) | 2 | 2 | 1 | 0 | |
| Severe obstruction | 0 (0%) | 0 | 0 | 0 | 0 | |
| Total | 17 | 6 | 8 | 2 | 0 | |
aOne patient was not able to void postoperatively
