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Differential response rates and incontinence at baseline and outcome at 12 months. Figures are numbers (percentage) of women
| Incontinence
|
Significance | ||
|---|---|---|---|
| Up to twice a month | At least once a week | ||
| According to return of second questionnaire: | |||
| Returned (n=524) | 253 (48) | 271 (52) | χ2=10.69, P=0.001 |
| Not returned (n=223) | 78 (35) | 145 (65) | |
| In women who did not return second questionnaire: | |||
| Intervention (n=92) | 29 (32) | 63 (69) | χ2=0.584, P=0.444 |
| Control (n=131) | 49 (37) | 82 (63) | |
