Table 2 Comparison between rate of constipation preoperatively and postoperatively in patients with recto-perineal fistula using McNemar’s test
From: Role of sagittal anorectoplasty in treating constipation in patients with recto-perineal fistula
|  | Postoperative constipation | Total | McNemar’s test | |||
|---|---|---|---|---|---|---|
No | Yes | |||||
Preoperative constipation | No | 7 (23.3%) | 0 | 7 (23.3%) | p value | Sig. |
Yes | 14 (46.7%) | 9 (30%) | 23 (76.7%) | 0.0005 | S | |
Total | 21(70%) | 9 (30%) | 30 (100%) | |||