Table 1.
Manometry values
| N | Mean (mmHg) | SD | p value | |
|---|---|---|---|---|
| Anal resting pressure | ||||
| Baseline | 49 | 53.1 | 15.5 | |
| 1 month | 43 | 45.2 | 14.6 | |
| 3 months | 40 | 45.4 | 14.1 | |
| Change at 1 month | 43 | -7.8 | 14.8 | 0.001* |
| Change at 3 months | 40 | -9.1 | 14.8 | 0.001* |
| Voluntary squeeze pressure | ||||
| Baseline | 49 | 108.8 | 43.7 | |
| 1 month | 43 | 65.7 | 22.9 | |
| 3 months | 40 | 82.0 | 43.2 | |
| Change at 1 month | 43 | -40.9 | 41.6 | < 0.001* |
| Change at 3 months | 40 | -27.5 | 34.5 | < 0.001* |
| Pressure during VM | ||||
| Baseline | 49 | 35.1 | 19.6 | |
| 1 month | 43 | 26.7 | 16.0 | |
| 3 months | 40 | 24.9 | 14.8 | |
| Change at 1 month | 43 | -8.6 | 21.3 | 0.012** |
| Change at 3 months | 40 | -13.6 | 17.0 | 0.001** |
SD standard deviation, VM Valsalva maneuver, *: paired samples t-Student, **: Wilcoxon Signed-Rank Test