From: Pudendal nerve decompression in perineology : a case series
 | Cases | Controls | |
---|---|---|---|
The three clinical signs | Before Surgery | After Surgery | Â |
Abnormal – All positive | 13 | 3 | 6 |
Abnormal – Two positive | 8 | 3 | 9 |
Abnormal – One positive | 5 | 3 | 20 |
Normal – All negative | 6 | 24 | 47 |
Total | 32 | 33 | 82 |
Chi-square versus Controls | 26,528 | 3,834 | Â |
P-value | < 0,001 | 0,280 | Â |