Baseline | Endline | Effect estimates | ||||
Control | Intervention | Control | Intervention | Unadjusted OR (95% CI) | P value | |
Full sample | (n=1031) | (n=1350) | (n=1113) | (n=1217) |   | |
Facility delivery, n (%) | 843 (81.8) | 1088 (80.6) | 979 (88.0) | 1110 (91.2) | 1.60 (1.13 to 2.27) | 0.008 |
Randomised subgroup | (n=598) | (n=593) | (n=591) | (n=619) |   | |
Facility delivery, n (%) | 488 (81.6) | 459 (77.4) | 502 (84.9) | 547 (88.4) | 1.84 (1.13 to 3.01) | 0.015 |
Non-randomised subgroup | (n=1031) | (n=1350) | (n=1113) | (n=1217) |   | |
Facility delivery, n (%) | 355 (82.0) | 629 (83.6) | 477 (91.4) | 563 (94.2) | 1.35 (0.72 to 2.52) | 0.346 |
All models include as covariates: the variables used in the matched randomisation procedure (average monthly volume of deliveries at the nearest health centre and transfer time to comprehensive emergency obstetric and neonatal care hospital) and the cluster-average value of the outcome at baseline.