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Distribution of individual blood donors according to exposure status and P. falciparum subclinical infections in a cross-sectional study design, São Paulo State, Brazil, Aug 2008–Mar 2010
| Disease (+) | Disease (−) | Total | Prevalence* | |
|---|---|---|---|---|
| Exposed (+) |
53 |
447 |
500 |
10.60 |
| Exposed (−) |
4 |
604 |
608 |
0.66 |
| Total | 57 | 1,051 | 1,108 | 5.14 |
*Cases per 100 population units.
Prevalence ratio (95% CI) = 16.11 (5.87, 44.21).
