Table 1 Generalized linear model testing the effects of sampling year (1993–2012), insecticide (DDT, permethrin, deltamethrin, bendiocarb & propoxur, fenitrothion & malathion), ecological zone (zones 1 and 2) and their interactions on bioassay mortality
From: Long-term trends in Anopheles gambiae insecticide resistance in Côte d’Ivoire
Model term | Wald χ2 | d.f. | P-value |
|---|---|---|---|
Intercept | 157.498 | 1 | 0.000 |
Year (covariate) | 154.101 | 1 | 0.000 |
Insecticide | 90.866 | 4 | 0.000 |
Ecological zone | 30.381 | 1 | 0.000 |
Insecticide × year | 92.643 | 4 | 0.000 |
Ecological zone × insecticide | 31.005 | 1 | 0.000 |
Insecticide × ecological zone | 223.041 | 4 | 0.000 |