Outcome | Proportion (n) | RRR (95% CI) | RD (95% CI) | ICC | |
Intervention wards | Pre-intervention wards | ||||
Attended any ANC | 0.887 (1597/1800) | 0.824 (1526/1851) | 0.071 (–0.046 to 0.187) | 0.063 (–0.044 to 0.170) | 0.022 |
four or more ANC visits | 0.480 (832/1735) | 0.424 (770/1817) | 0.116 (–0.578 to 0.180) | 0.056 (–0.299 to 0.410) | 0.121 |
Blood pressure measured at least once | 0.677 (1236/1827) | 0.671 (1231/1835) | 0.008 (–0.187 to 0.203) | 0.006 (–0.127 to 0.138) | 0.018 |
Urine tested at least once | 0.695 (1270/1828) | 0.634 (1174/1851) | 0.087 (−0.298 to 0.472) | 0.060 (−0.219 to 0.340) | 0.084 |
Delivered in a health facility | 0.301 (475/1579) | 0.219 (391/1785) | 0.272 (−0.162 to 0.705) | 0.082 (−0.071 to 0.235) | 0.028 |
Had any assistance at delivery | 0.811 (1280/1579) | 0.887 (1582/1783) | −0.095 (−0.238 to 0.049) | −0.077 (−0.186 to 0.033) | 0.022 |
Delivered by a skilled health worker | 0.293 (463/1579) | 0.227 (404/1783) | 0.227 (−0.213 to 0.668) | 0.067 (−0.081 to 0.214) | 0.026 |
Postnatal visit within 6 weeks | 0.355 (645/1818) | 0.254 (470/1850) | 0.284 (−0.020 to 0.588) | 0.101 (−0.027 to 0.228) | 0.017 |
ANC, antenatal care; 95% CIca, cluster-adjusted 95% CI; ICC, intracluster correlation; NNT, number needed to treat (1/RD); RD, risk difference; RRR, relative risk reduction (1–RR (relative risk)).