Table 3. Estimated effects of the population origin, species and days post-infection on the saliva infection rates and viral titer of caribbean CHIKV in Ae. aegypti and Ae. albopictus.
Bold entries indicate statistical significance (p < 0.05).
| Response | Effect | Estimate | Standard Error | 95% CI | |
|---|---|---|---|---|---|
| Lower Bound | Upper Bound | ||||
| Saliva infection | (Intercept) | -2.197 | 1.054 | -5.112 | -0.526 |
| Origin:US | 2.197 | 1.2292 | 0.058 | 5.3 | |
| Species: Ae. albopictus | 3.738 | 1.2311 | 1.658 | 6.86 | |
| Days:05 | 1.755 | 1.1373 | -0.151 | 4.755 | |
| Days:13 | 0.811 | 1.1931 | -1.284 | 3.864 | |
| Origin:US x Species: Ae. albopictus | -5.684 | 1.5771 | -9.289 | -2.851 | |
| Origin:US x Days:05 | -1.675 | 1.3615 | -4.935 | 0.776 | |
| Origin:US x Days:13 | -0.916 | 1.4264 | -4.253 | 1.704 | |
| Species: Ae. albopictus x Days:05 | -2.485 | 1.3707 | -5.771 | -0.052 | |
| Species: Ae. albopictus x Days:13 | -3.53 | 1.468 | -6.946 | -0.873 | |
| Origin: US x Species: Ae. albopictus x Days:05 | 3.84 | 1.7856 | 0.534 | 7.745 | |
| Origin: US x Species: Ae. albopictus x Days:13 | 4.041 | 1.9345 | 0.392 | 8.172 | |
| Viral titer in the saliva | (Intercept) | 0.066 | 0.264 | -0.450 | 0.582 |
| Origin:US | 0.831 | 0.373 | 0.101 | 1.561 | |
| Species: Ae. albopictus | 0.836 | 0.332 | 0.185 | 1.487 | |
| Days:05 | 0.603 | 0.316 | -0.015 | 1.222 | |
| Days:13 | 0.217 | 0.323 | -0.415 | 0.850 | |
| Origin:US x Species: Ae. albopictus | -1.386 | 0.479 | -2.324 | -0.447 | |
| Origin:US x Days:05 | -0.677 | 0.444 | -1.546 | 0.193 | |
| Origin:US x Days:13 | -0.444 | 0.458 | -1.342 | 0.454 | |
| Species: Ae. albopictus x Days:05 | -0.464 | 0.409 | -1.265 | 0.338 | |
| Species: Ae. albopictus x Days:13 | -0.811 | 0.431 | -1.656 | 0.034 | |
| Origin: US x Species: Ae. albopictus x Days:05 | 0.593 | 0.586 | -0.554 | 1.741 | |
| Origin: US x Species: Ae. albopictus x Days:13 | 0.850 | 0.618 | -0.361 | 2.062 | |