Variable | Categories | Parasitaemiaa n (%) | Univariate analysis | Multivariate analysis | ||
---|---|---|---|---|---|---|
RR (95% CI) | p-value | aRRb (95% CI) | p-value | |||
Wealth index categories | Least poor | 395 (35.7) | Reference | – | Reference | – |
Middle | 539 (46.8) | 1.28 (1.10–1.49) | 0.001 | 1.25 (1.12–1.41) | < 0.001 | |
Poorest | 534 (46.3) | 1.28 (1.10–1.49) | 0.001 | 1.24 (1.10–1.39) | < 0.001 | |
Type of house constructionc | Modern | 285 (36.9) | Reference | – | Reference | – |
Traditional | 1183 (44.8) | 1.23 (1.06–1.44) | 0.007 | 1.14 (1.01–1.28) | 0.03 | |
Whether airbricks were present | Present | 345 (36.6) | Reference | – | Reference | – |
Not present | 1123 (45.5) | 1.26 (1.10–1.45) | 0.001 | 1.16 (1.00–1.35) | 0.05 | |
Number of windows present | ≥ 2 windows | 274 (41.3) | Reference | – | Reference | – |
1 window | 885 (43.9) | 1.08 (0.93–1.26) | 0.32 | 0.99 (0.88–1.11) | 0.85 | |
No windows | 309 (42.3) | 1.04 (0.87–1.25) | 0.64 | 1.00 (0.87–1.14) | 0.98 | |
Level of education | O level or beyond | 301 (36.6) | Reference | – | Reference | – |
None or primary | 1167 (45.1) | 1.23 (1.06–1.43) | 0.006 | 1.19 (1.06–1.34) | 0.002 | |
Categories of gravidity | Multigravida | 705 (39.1) | Reference | – | Reference | – |
Secundigravida | 337 (41.0) | 1.05 (0.90–1.21) | 0.55 | 1.17 (1.05–1.31) | 0.006 | |
Primigravida | 426 (54.1) | 1.38 (1.22–1.57) | < 0.001 | 1.32 (1.20–1.45) | < 0.001 | |
IPTp regimen | Monthly DP | 367 (21.1) | Reference | – | Reference | – |
Monthly SP | 1101 (65.9) | 3.11 (2.81–3.45) | < 0.001 | 3.13 (2.84–3.46) | < 0.001 |