Table 1. Maternal characteristics among samples with any assessment for ACA.
| Characteristic | Prevalence |
|---|---|
| Age categories at enrollment | |
| 17–21 years | 21 (10.9%) |
| 22–27 years | 53 (27.5%) |
| 28–43 years | 119 (61.7%) |
| Highest level of formal education | |
| None | 43 (22.3%) |
| Primary school | 107 (55.4%) |
| Secondary school | 25 (13.0%) |
| Beyond secondary school | 18 (9.3%) |
| Household wealth index | |
| Lowest tertile | 64 (33.2%) |
| Middle tertile | 62 (32.1%) |
| Highest tertile | 67 (34.7%) |
| Gravidity | |
| Primigravida | 18 (9.3%) |
| Secundigravida | 23 (11.9%) |
| Multigravida | 152 (78.8%) |
| Gestational age at enrollment | |
| 12–16 weeks | 51 (26.4%) |
| 16–20 weeks | 53 (27.5%) |
| 20–24 weeks | 54 (28.0%) |
| 24–28 weeks | 35 (18.1%) |
| Duration since HIV first diagnosed at enrollment | |
| >5 years | 62 (32.2%) |
| 2–5 years | 55 (28.5%) |
| 6 months–2 years | 37 (19.2%) |
| ≤ 6 months | 39 (20.2%) |
| Duration on ART at enrollment | |
| >90 days | 130 (67.4%) |
| 1–90 days | 25 (13.0%) |
| Started on ART at time of enrollment | 38 (19.7%) |
| WHO HIV disease stage 2 or 3 at enrollment | 10 (5.2%) |
| IPTp regimen during pregnancy | |
| Daily TMP-SMX | 95 (49.2%) |
| Daily TMP-SMX + monthly DP | 98 (50.8%) |
| CD4 T cell count at delivery | |
| >500 cells/mm3 | 119 (61.7%) |
| 250–500 cell/mm3 | 58 (30.1%) |
| <250 cells/mm3 | 16 (8.3%) |
| Detectable HIV viral load at delivery | 46 (23.8%) |
| Placental malaria by histopathology at delivery | 9 (4.7%) |