|
Risk factors for a male-biased gametocyte sex ratio at presentation in children with uncomplicated falciparum malaria, showing the crude odd ratios (OR) and their 95% confidence intervals (CI) |
||||
| Variables |
Total Number |
No with gsr ≥ 0.5 |
OR (95% CI) |
P value |
|
|
||||
| Gender |
||||
| male |
37 |
2 |
1 |
|
| female |
29 |
3 |
2 (0.4 – 9.8) |
0.45 |
| Age |
||||
| < 5 years |
29 |
1 |
1 |
|
| > 5 years |
37 |
4 |
3.4 (0.36 – 32) |
0.26 |
| Duration of illness |
||||
| ≤ 3 days |
54 |
5 |
1 |
|
| ≥ 3 days |
12 |
0 |
0.9 (0.8 – 1) |
0.16 |
| Fever* |
||||
| afebrile |
29 |
5 |
1 |
|
| febrile |
36 |
0 |
0.8 (0.7 – 1) |
0.01 |
| Packed cell volume |
||||
| ≤ 25% |
11 |
3 |
1 |
|
| ≥ 25% |
43 |
2 |
0.1 (0.02 – 0.9) |
0.02 |
| Parasitaemia |
||||
| ≤ 20,000 μl/l |
33 |
0 |
1 |
|
| > 20,000 μl/l |
33 |
5 |
1.2 (1 – 1.4) |
0.02 |
| Gametocytaemia |
||||
| < 18 μl/l |
38 |
5 |
1 |
|
| ≥ 18 μl/l |
28 |
0 |
0.8 (0.7 – 1) |
0.04 |
| Year |
||||
| Pre 2006 |
50 |
1 |
1 |
|
| 2006 onwards |
16 |
4 |
16 (1.7 – 159.7) |
0.002 |
|
*Fever, body temperature ≥ 37.5°C | ||||
Sowunmi et al. Malaria Journal 2008 7:169 doi:10.1186/1475-2875-7-169 |
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