Table 3.
Predictors of the Optimal Uptake of IPTp-SP (≥ 3 doses) during pregnancy
| Variables | N (weighted) | Took 3 + doses | aCOR (95% CI) | p-value | bAOR (95% CI) | p-value |
|---|---|---|---|---|---|---|
| N (%) | ||||||
| Overall | 4056 | 327 (8.1) | ||||
| Age (years) | ||||||
| 15–19 (ref) | 531 | 35 (6.5) | 1.0 | |||
| 20–24 | 1114 | 102 (9.1) | 1.3 (0.91–2.26) | 0.283 | ||
| 25–29 | 963 | 67 (6.9) | 1.1 (0.65–1.74) | 0.812 | ||
| 30–34 | 696 | 58 (8.3) | 1.3 (0.77–2.17) | 0.325 | ||
| 35–39 | 487 | 46 (9.5) | 1.5 (0.88–2.55) | 0.260 | ||
| 40–44 | 231 | 16 (7.2) | 1.1 (0.55–2.20) | 0.780 | ||
| 45–49 | 34 | 3 (10.5) | 1.7 (0.52–5.35) | 0.388 | ||
| Marital status | ||||||
| Never in union (ref) | 351 | 40 (11.4) | 1.0 | |||
| In union | 3307 | 256 (7.7) | 0.6 (0.53–1.17) | 0.339 | ||
| No longer in union | 398 | 31 (7.7) | 0.7 (0.37–1.21) | 0.436 | ||
| Education level | ||||||
| No formal (ref) | 762 | 30 (3.9) | 1.0 | 1.0 | ||
| Primary | 2,607 | 224 (8.6) | 2.3 (1.42–3.70) | 0.001 | 2.2 (1.26–3.67) | 0.005 |
| Secondary + | 687 | 73 (10.7) | 2.9 (1.71–5.00) | < 0.001 | 2.1 (1.08–4.22) | 0.029 |
| Residence | ||||||
| Rural (Ref) | 1128 | 131 (11.6) | 1.0 | 1.0 | ||
| Urban | 2928 | 196 (6.7) | 1.8 (1.33–2.53) | < 0.001 | 1.1 (0.66–1.90) | 0.677 |
| Occupation | ||||||
| Unemployed (ref) | 774 | 63 (8.1) | 1.0 | |||
| Self-employed | 2160 | 150 (7.0) | 0.8 (0.58–1.23) | 0.383 | ||
| Employed | 1122 | 114 (10.1) | 1.3 (0.88–1.84) | 0.197 | ||
| Wealth index | ||||||
| Poorest (ref) | 966 | 58 (6.0) | 1.0 | 1.0 | ||
| Poorer | 857 | 66 (7.7) | 1.3 (0.84–2.05) | 0.227 | 1.2 (0.78–1.94) | 0.364 |
| Middle | 771 | 48 (6.2) | 1.0 (0.69–1.58) | 0.851 | 0.8 (0.54–1.25) | 0.352 |
| Richer | 779 | 66 (8.4) | 1.4 (0.92–2.27) | 0.110 | 1.0 (0.62–1.75) | 0.886 |
| Richest | 683 | 89 (13.1) | 2.4 (1.52–3.66) | < 0.001 | 1.3 (0.63–2.52) | 0.518 |
| Parity | ||||||
| 1 | 1110 | 103 (9.3) | 1.4 (1.00–1.96) | 0.051 | 1.2 (0.80–1.71) | 0.412 |
| 2 | 782 | 77 (9.8) | 1.5(1.08–2.09) | 0.017 | 1.3 (0.92–1.82) | 0.143 |
| 3 + (ref) | 2164 | 147 (6.8) | 1.0 | 1.0 | ||
| Timing of 1st ANC visit | ||||||
| 1st trimester | 928 | 116 (12.6) | 4.7 (2.55–8.81) | < 0.001 | 2.4 (1.20–4.96) | 0.014 |
| 2nd trimester | 2691 | 198 (7.3) | 2.6 (1.41–4.85) | 0.002 | 1.8 (0.93–3.47) | 0.080 |
| 3rd trimester (ref) | 434 | 13 (2.9) | 1.0 | 1.0 | ||
| Number of ANC visits | ||||||
| 1–3 (ref) | 2054 | 91 (4.4) | 1.0 | 1.0 | ||
| 4 + | 1994 | 233 (11.7) | 2.9 (2.12–3.86) | < 0.001 | 1.9 (1.34–2.83) | < 0.001 |
| Health facility for ANC | ||||||
| Non-government (ref) | 3199 | 238 (7.4) | 1.0 | 1.0 | ||
| Government | 857 | 89 (10.4) | 1.5 (1.09–1.94) | 0.012 | 1.5 (1.07–1.97) | 0.017 |
| Geographic zone | ||||||
| Western (ref) | 525 | 11 (2.1) | 1.0 | 1.0 | ||
| Northern | 384 | 12 (3.0) | 1.5 (0.53–4.19) | 0.443 | 0.9 (0.32–2.79) | 0.911 |
| Central | 477 | 51 (10.8) | 5.7 (2.40–13.7) | < 0.001 | 5.0 (2.08–11.9) | < 0.001 |
| Southern highlands | 215 | 17 (8.1) | 4.2 (1.76–10.2) | 0.001 | 2.8 (1.15–7.02) | 0.023 |
| Southern | 148 | 16 (10.6) | 5.7 (2.19–14.7) | < 0.001 | 3.8 (1.41–10.1) | 0.008 |
| South west highlands | 400 | 27 (6.7) | 3.4 (1.30–8.87) | 0.013 | 2.7 (1.03–7.29) | 0.043 |
| Lake | 1237 | 101 (8.2) | 4.2 (1.84–9.73) | 0.001 | 3.5 (1.51–8.14) | 0.004 |
| Eastern | 566 | 86 (15.3) | 8.6 (3.73–19.7) | < 0.001 | 4.6 (1.88–11.1) | 0.001 |
| Zanzibar | 104 | 6 (5.7) | 2.9 (1.25–6.71) | 0.014 | 2.1 (0.80–5.36) | 0.133 |
aCOR Stands for Crude Odds Ratios, bAOR Stands for Adjusted Odds Ratios