| Improvement or cure of associated bowel symptoms: 6 months | ||||
| Study | OT + surgery | Surgery alone | Tool used | Tool direction |
| Verghese 2020 | 4.9 ± 13.1 n = 38 |
2.4 ± 6.1 n = 41 |
Colorectal‐Anal Impact Questionnaire (CRAIQ‐7); score 0–100 | Higher score = worse outcome |
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