Table 3.
Effects of the intervention on secondary outcomes (quality of life, self-efficacy with pelvic floor muscle training, and knowledge of urinary incontinence [UI]) at 2 months after randomization and 6 weeks post partum.
| Outcomes measures | Within-group changes,a,b mean (95% CI) | Between-group differences,a mean (95% CI) | P valuea | ||
|
|
Experimental group (n=63) | Control group (n=63) |
|
|
|
| Quality of life (Incontinence Impact Questionnaire-7 scorec) | |||||
|
|
2 months after randomization | −0.98 (−1.51 to −0.44) | 0.31 (−0.63 to 1.26) | −0.85 (−1.52 to −0.18) | .01 |
|
|
6 weeks post partum | −0.88 (−1.44 to −0.33) | 1.74 (0.74 to 2.75) | −2.19 (−3.15 to −1.23) | <.001 |
| Self-efficacy with pelvic floor muscle training (Broome Pelvic Muscle Self-Efficacy Scale scored) | |||||
|
|
2 months after randomization | 16.94 (12.13 to 21.75) | 1.49 (−6.62 to 9.59) | 19.78 (12.94 to 26.63) | <.001 |
|
|
6 weeks post partum | 15.24 (10.30 to 20.18) | −4.99 (−13.31 to 3.32) | 24.67 (17.63 to 31.71) | <.001 |
| Knowledge of UI (Urinary Incontinence Quiz scored) | |||||
|
|
2 months after randomization | 3.76 (2.82 to 4.70) | −0.18 (−1.25 to 0.89) | 3.54 (2.58 to 4.51) | <.001 |
|
|
6 weeks post partum | 3.54 (2.56 to 4.52) | −0.38 (−1.47 to 0.71) | 3.64 (2.62 to 4.66) | <.001 |
aAdjusted for prepregnancy BMI, abortion history, delivery mode, and urinary incontinence during pregnancy.
bMean change between baseline and follow-up.
cA higher score indicates a worse outcome.
dA higher score indicates a better outcome.