Baseline and pregnancy characteristics of the enrolled women included in the primary analysis, obtained from enrolment data, clinic book and clinic registry data
| Variable | Control clinic, n (%) or median (IQR) | Intervention clinic, n (%) or median (IQR) | |
| Baseline characteristics | |||
| Age | Years (median (IQR) (n)) | 26 (22–31) (2738) | 26 (22–31) (2349) |
| Parity | 0 | 606 (21) | 488 (20) |
| 1 | 698 (24) | 591 (24) | |
| 2 | 587 (20) | 485 (19) | |
| ≥3 | 1007 (35) | 926 (37) | |
| GA at enrolment | Weeks+days (median (IQR) (n)) | 22+4 (17+4 to 27+2) (2898) | 22+3 (17+2 to 27+0) (2487) |
| HIV status | Negative | 2481 (86) | 2142 (86) |
| Positive, on treatment | 398 (14) | 322 (13) | |
| Positive, not on treatment | 19 (1) | 26 (1) | |
| Diabetes | No | 2889 (99.7) | 2482 (99.7) |
| Yes | 9 (0.3) | 8 (0.3) | |
| Hypertension | No | 2892 (99.8) | 2485 (99.8) |
| Yes | 6 (0.2) | 5 (0.2) | |
| Malaria | No | 2603 (90) | 2164 (87) |
| Yes | 295 (10) | 326 (13) | |
| Total high-risk pregnancies | No | 2245 (77) | 1850 (74) |
| Yes | 653 (23) | 640 (26) | |
| Pregnancy characteristics | |||
| GA at delivery | Weeks+days (median (IQR) (n)) | 39+3 (37+0 to 41+1) (1004) | 39+0 (36+4 to 41+0) (1206) |
GA, gestational age.