Outcome | Estimated final sample size per site (with 4 intervention and 4 control sites in total) | Estimated prevalence of outcome measure | Effect estimate | Estimate of precision of percentage risk difference (95% CI)* | ||||
---|---|---|---|---|---|---|---|---|
 |  | Control arm (%) | Intervention arm (%) | Risk difference (%) | k = 0.1 | k = 0.2 | k = 0.3 | k = 0.4 |
Past year experience of physical IPV (women partnered in past year) | 75 (based on 100 respondents per site, 80% having partner in past year and 5% non-response to violence questions) | 30.0 | 22.5 | 7.5 | −2.4, 17.4a | −5.2, 20.2 a | −8.8, 23.8 a | −12.9, 27.9 a |
 |  | 30.0 | 15.0 | 15.0 | 5.8, 24.2 | 3.4, 26.6 | 0.2, 29.8 | −3.4, 33.4 a |
 |  | 20.0 | 15.0 | 5.0 | −3.2, 13.2 a | −4.7, 14.7 a | −6.9, 16. 9 a | −9.4, 19.4 a |
 |  | 20.0 | 10.0 | 10.0 | 2.4, 17.6 | 1.1, 18.9 | −0.8, 20.8 a | −3.0, 23.0 a |
Past year experience of sexual IPV (women partnered in past year) | 75 (based on 100 respondents per site, 80% having partner in past year and 5% non-response to violence questions) | 15.0 | 11.0 | 4.0 | −3.1, 11.1 a | −4.1, 12.1 a | −5.6, 13.6 a | −7.3, 15.3 a |
 |  | 15.0 | 7.5 | 7.5 | 0.9, 14.1 | 0.0, 15.0 | −1.3, 16.3 a | −2.8, 17.8 a |
 |  | 10.0 | 7.5 | 2.5 | −3.4, 8.4 a | −3.9, 8.9 a | −4.8, 9.8 a | −5.8, 10.8 a |
 |  | 10.0 | 5.0 | 5.0 | −0.4, 10.4 a | −0.9, 10.9 a | −1.7, 11.7 a | −2.6, 12.6 a |
Concurrent sexual partners (among non-polygamous men partnered in the past year) | 75 (based on 100 respondents per site, 80% having partner in past year and 5% non-response to sexual behaviour questions) | 50.0 | 37.5 | 12.5 | 0.0, 25.0 | −5.7, 30.7 a | −12.5, 37.5 a | −19.7, 44.7 a |
 |  | 50.0 | 25.0 | 25.0 | 13.4, 36.6 | 8.4, 41.6 | 2.4, 47.6 | −3.9, 53.9 a |
 |  | 40.0 | 30.0 | 10.0 | −1.3, 21.3 a | −5.5, 25.5 a | −10.7, 30.7 a | −16.3, 36.3 a |
 |  | 40.0 | 20.0 | 20.0 | 9.5, 30.5 | 5.9, 34.1 | 1.3, 38.7 | −3.7, 43.7 a |