| Pre intervention | Post intervention | ||||
---|---|---|---|---|---|---|
 | n = 798 | n = 786 |  | n =744 | n =742 |  |
 | Intervention n (%) | Comparison n (%) | p value | Intervention n (%) | Comparison n (%) | p value |
Age of participants | Â | Â | 0.463 | Â | Â | 0.725 |
  < 21 | 177(22.2) | 169(21.5) |  | 139(18.7) | 178(24.0) |  |
 21–25 | 228(28.6) | 213(27.1) |  | 193(25.9) | 166(22.4) |  |
 26–30 | 181(22.7) | 192(24.4) |  | 171(23.0) | 166(22.4) |  |
 31–35 | 128(16.0) | 120(15.3) |  | 119(16.0) | 109(14.7) |  |
  > 35 | 84(10.5) | 92(11.7) |  | 122(16.4) | 123(16.6) |  |
Marital status | Â | Â | 0.652 | Â | Â | 0.858 |
 Single | 173(21.7) | 119(15.1) |  | 152(20.4) | 139(18.7) |  |
 Married/Cohabiting | 625(78.3) | 667(84.9) |  | 592(79.6) | 603(81.2) |  |
Education level | Â | Â | 0.351 | Â | Â | 0.731 |
 No school | 217(27.2) | 262(33.3) |  | 227(30.5) | 258(34.8) |  |
 Primary incomplete | 94(11.8) | 68(8.7) |  | 62(8.1) | 54(7.3) |  |
 Primary completed | 445(55.9) | 420(53.4) |  | 390(52.4) | 376(50.7) |  |
 Secondary and higher | 40(5.1) | 36(4.6) |  | 6 5(8.7) | 54(7.3) |  |
Missing | 2 | Â | Â | Â | Â | Â |
Asset quintile | Â | Â | 0.613 | Â | Â | 0.348 |
 A1 poorest | 22.7 | 18.1 |  | 23.7 | 19.6 |  |
 A2 | 21,2 | 23.2 |  | 19.1 | 22.8 |  |
 A3 | 21,2 | 18.5 |  | 19.8 | 18.3 |  |
 A4 | 18.1 | 21.0 |  | 17.0 | 20.8 |  |
 A5 least poor | 16.8 | 19.2 |  | 20.4 | 18.5 |  |
Obstetric complication | 144(18.0) | 130(16.5) | 0.872 | 132(17.7) | 103(13.9) | 0.761 |
Parity | Â | Â | 0.647 | Â | Â | 0.849 |
 1 | 218(27.3) | 162(20.6) |  | 199(26.7) | 184(24.8) |  |
 2–4 | 409(51.3) | 432(55.0) |  | 354(47.6) | 364(49.1) |  |
  > 4 | 171(21.4) | 196(24.4) |  | 191(25.7) | 194(26.1) |  |