Table 3 Characteristics of HIV-uninfected and HIV-infected women of Nchelenge district in Zambia
Variable | All (N = 1084) n (%) or n, median (IQR) or n, mean (95 % CI) | HIV-uninfected (n = 941) n (%) or median (IQR) or n, mean (95 % CI) | HIV-infected (n = 143) n (%)or n, median (IQR) or n, mean (95 % CI) | P value |
|---|---|---|---|---|
Recruitment site | ||||
 Kashikishi | 746 (68.8) | 643 (68.3) | 103 (72.0) | 0.374 |
 Nchelenge | 338 (31.2) | 298 (31.7) | 40 (28.0) |  |
Age (median) | 25 (20–30) | 24 (20–30) | 27 (22–32) | <0.001 |
Gravidity | ||||
 Primigravidae | 261 (24.1) | 240 (25.5) | 21 (14.7) | 0.018 |
 Secundigravidae | 165 (15.2) | 142 (15.1) | 23 (16.1) |  |
 Multigravidae | 658 (60.7) | 559 (59.4) | 99 (69.2) |  |
Bed net ownership | ||||
 No | 550 (50.7) | 472 (50.2) | 78 (54.6) | 0.328 |
 Yes | 534 (49.3) | 469 (49.8) | 65 (45.5) |  |
Bed net usage on previous night | ||||
 No | 665 (61.5) | 563 (60.0) | 102 (71.8) | 0.007 |
 Yes | 416 (38.5) | 376 (40.0) | 40 (28.8) |  |
Missinga | 3 | 2 | 3 | Â |
IRS in last 12Â months | ||||
 No | 665 (61.5) | 563 (59.9) | 102 (71.8) | 0.628 |
 Yes | 416 (38.5) | 376 (40.0) | 40 (28.2) |  |
 Unknown | 51 | 46 | 5 |  |
Wealth index | ||||
 Lowest | 217 (20.1) | 193 (20.6) | 24 (16.8) | 0.863 |
 Second | 220 (20.3) | 191 (20.3) | 29 (20.3) |  |
 Middle | 214 (19.8) | 183 (19.5) | 31 (21.7) |  |
 Fourth | 215 (19.9) | 185 (19.7) | 30 (20.9) |  |
 Highest | 216 (20.0) | 187 (19.9) | 29 (20.3) |  |
 Missinga | 2 | 2 | 0 |  |
Malaria infection PCR | ||||
 Negative | 453 (42.2) | 405 (43.3) | 48 (34.8) | 0.059 |
 Positive | 621 (57.8) | 531 (56.7) | 90 (65.2) |  |
 Missinga | 10 | 5 | 5 |  |
Microscopy | ||||
 Negative | 736 (68.2) | 645 (68.7) | 91 (65.0) | 0.382 |
 Positive | 343 (31.8) | 294 (31.3) | 49 (35.0) |  |
 Missinga | 5 | 2 | 3 |  |
Parasite density (geometric mean) | 343, 1082 (962–1217) | 294, 990 (876–1120) | 49, 1836 (1306–2581) | <0.001 |