Table 1.
Prevalence rates (PR) and multivariate predictors of infection with P. vivax and P. falciparum by qPCR. Adjusted odds ratios (AOR), 95% confidence intervals (95% CI) and P-values are given only for statistically significant factors
| P. vivax | P. falciparum | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| n | PR | AOR | 95% CI | P-value | PR | AOR | 95% CI | P-value | |
| Region | |||||||||
| Bong Ti | 2359 | 3.82 | 1.85–3.80 | 0.016 | 1.36 | ||||
| Kong Mong Tha | 415 | 1.45 | 0.36 | 0.16–0.83 | 0 | ||||
| Suan Phueng | 1535 | 3.12 | 0.69 | 0.47–1.01 | 1.17 | ||||
| Gender | |||||||||
| Female | 2222 | 2.03 | < 0.001 | 0.63 | 0.003 | ||||
| Male | 2087 | 4.74 | 2.65 | 1.85–3.80 | 1.72 | 2.63 | 1.40–4.94 | ||
| Age group (years) | |||||||||
| < 7 | 758 | 1.19 | < 0.001 | 0.40 | 0.088 | ||||
| 7–12 | 849 | 1.88 | 1.87 | 0.82–4.29 | 0.82 | 2.51 | 0.67–9.88 | ||
| 13–17 | 409 | 3.91 | 3.93 | 1.71–9.04 | 2.20 | 5.91 | 1.56–22.4 | ||
| 18–49 | 1699 | 5.30 | 5.70 | 2.83–11.5 | 1.47 | 3.78 | 1.12–12.8 | ||
| ≥ 50 | 594 | 2.19 | 2.09 | 0.88–4.97 | 1.01 | 2.74 | 0.67–11.2 | ||
| Recent travel | |||||||||
| No | 4231 | 3.29 | 1.09 | ||||||
| Yes | 78 | 6.41 | 5.13 | ||||||
| To Myanmar | 27 | 7.41 | 11.11 | 9.04 | 2.53–32.2 | 0.001 | |||
| Feeling unwell | |||||||||
| No | 4103 | 3.12 | 0.001 | 1.12 | |||||
| Yes | 206 | 7.77 | 3.56 | 2.03–6.58 | 1.94 | ||||
| Malaria last 2 weeks | |||||||||
| No | 4289 | 3.36 | 1.05 | < 0.001 | |||||
| Yes | 19 | 0 | 26.32 | 30.1 | 9.87–92.0 | ||||