Table 4 Univariate and multivariate adjusted risk factors analysis for time-to-first P. vivax episode and P. falciparum episode
P. vivax | P. falciparum | |||||
|---|---|---|---|---|---|---|
Univariate HR (95 % CI) | Multivariate AHR (95 % CI) | G p-value | Univariate HR (95 % CI) | Multivariate AHR (95 % CI) | G p-value | |
Gender | ||||||
Female | 1 | 1 | 1 | 1 | ||
Male | 1.0 (0.8,1.2) | 0.9 (0.8,1.2) | 0.9 (0.8,1.1) | 0.9 (0.8,1.1) | ||
Age (years) | ||||||
≤3 | 1 | 1 | 0.01* | 1 | 1 | <0.01* |
3–7 | 0.8* (0.6,1.0) | 0.7* (0.6,0.9) | 1.2 (1.0,1.5) | 1.2* (1.0,1.5) | ||
≥7 | 0.6 (0.4,1.0) | 0.6* (0.4,0.9) | 1.4* (1.1,1.9) | 1.4* (1.2,2.2) | ||
Proximity to the dam | ||||||
≤1.17 km | 1 | 1 | 0.12 | 1 | 1 | 0.53 |
1.17–1.79 | 0.8 (0.6,1.2) | 0.9 (0.6,1.2) | 0.9 (0.7,1.2) | 1.0 (0.7,1.2) | ||
1.79–2.97 | 0.9 (0.6,1.3) | 0.8 (0.5,1.3) | 0.9 (0.7,1.2) | 1.0 (0.7,1.3) | ||
>2.97 | 0.8 (0.5,1.5) | 0.8 (0.5,1.4) | 1.1 (0.8,1.7) | 1.1 (0.8,1.5) | ||
Season | ||||||
Long rainy | 1 | 1 | <0.01* | 1 | 1 | <0.01* |
Dry | 1.7* (1.1,2.3) | 1.9* (1.2,2.9) | 1.7* (1.2,2.8) | 3.2 (2.2,5.2) | ||
Moderate rainy | 0.8 (0.7,1.1) | 0.8 (0.6,1.2) | 1.2* (1.0,2.0) | 2.3* (1.4,3.1) | ||