Microscopy | ||||||||
---|---|---|---|---|---|---|---|---|
negative n = 269 | positive n = 15 | |||||||
Variable | n | % | n | % | OR | 95% CI | p-value* | |
Age** | <20 y | 50 | 19 | 4 | 27 | 1 | 0.606 | |
20–34 y | 190 | 71 | 10 | 67 | 0.66 | (0.20; 2.19) | ||
>= 35 y | 27 | 10 | 1 | 7 | 0.46 | (0.05; 4.35) | ||
Gestational age (weeks) | 1–12 | 74 | 28 | 3 | 20 | 1 | 0.670 | |
13 – 24 | 68 | 25 | 3 | 20 | 1.09 | (0.21; 5.58) | ||
> 24 | 127 | 47 | 9 | 60 | 1.75 | (0.46; 6.66) | ||
Parity*** | 0 | 32 | 12 | 0 | 0 | - | 0.292 | |
1–3 | 156 | 58 | 12 | 80 | 1 | |||
>= 4 | 80 | 30 | 3 | 20 | 0.49 | (0.13; 1.78) | ||
Season | Dry | 132 | 49 | 11 | 73 | 1 | 0.105 | |
Wet | 137 | 51 | 4 | 27 | 0.35 | (0.11; 1.13) | ||
Fever | No | 248 | 92 | 13 | 87 | 1 | 0.481 | |
Yes | 21 | 8 | 2 | 13 | 1.82 | (0.38; 8.59) | ||
Fever/history of fever*** | No | 107 | 40 | 4 | 27 | 1 | 0.264 | |
Yes | 161 | 60 | 11 | 73 | 1.83 | (0.57; 5.89) | ||
Arthromyalgia | No | 63 | 23 | 3 | 20 | 1 | 0.767 | |
Yes | 206 | 77 | 12 | 80 | 1.22 | (0.33; 4.47) | ||
Headache | No | 27 | 10 | 4 | 27 | 1 | 0.089 | |
Yes | 242 | 90 | 11 | 73 | 0.31 | (0.09; 1.03) | ||
Pallor | No | 255 | 95 | 14 | 93 | 1 | 1.000 | |
Yes | 14 | 5 | 1 | 7 | 1.3 | (0.16; 10.61) | ||
Anemia | No | 137 | 51 | 10 | 67 | 1 | 0.288 | |
Yes | 132 | 49 | 5 | 33 | 0.52 | (0.17; 1.56) |