Total | DENV IgG | Univariable analysis* | Multivariable analysis | |||
---|---|---|---|---|---|---|
Positive | P% | PR (95% CI) | PR (95% CI) | |||
n = 400 | n = 325 | 81.3 | ||||
Sex | ||||||
male | 148 | 119 | 80.4 | 1 | ||
female | 252 | 206 | 81.7 | 1.0 (0.92-1.1) | ||
Age (in years) | ||||||
≤ 40 | 63 | 46 | 73.0 | 1 | 1 | |
41-50 | 112 | 90 | 80.4 | 1.1 (0.92-1.2) | 1.5 (0.79-3.0) | |
51-60 | 117 | 94 | 80.3 | 1.1 (0.92-1.3) | 1.6 (0.84-3.2) | |
≥ 61 | 108 | 95 | 88.0 | 1.2 (1.0-1.4) | 1.4 (0.74-2.9) | |
Duration lived in Suriname (in years) | ||||||
≤ 15 | 79 | 43 | 54.4 | 1 | 1 | |
16-20 | 112 | 88 | 78.6 | 1.4 (1.2-1.8) | 1.4 (0.96-2.1) | |
21-25 | 90 | 82 | 91.1 | 1.7 (1.4-2.1) | 1.6 (1.1-2.3) | |
≥ 26 | 115 | 108 | 93.9 | 1.7 (1.4-2.1) | 1.7 (1.1-2.5) | |
History of yellow fever vaccination | ||||||
no | 258 | 211 | 81.8 | 1 | ||
yes (1 or 2) | 142 | 114 | 80.3 | 0.98 (0.89-1.1) | ||
Time between (most recent) yellow fever vaccination and blood sample collection (in years) | ||||||
≤ 5 | 41 | 29 | 70.7 | 1 | 1 | |
> 5-10 | 41 | 35 | 85.4 | 1.2 (0.96-1.5) | 1.2 (0.94-1.4) | |
> 10-15 | 41 | 36 | 87.8 | 1.2 (0.99-1.5) | 1.2 (0.94-1.4) | |
> 15 | 10 | 6 | 60.0 | 0.85 (0.49-1.5) | 0.79 (0.47-1.3) |