Table 6

Multivariate models of malaria risk according to ecologic factors, 2001–2004, household-level analysis.

2001

2002

2003

2004

(OR, 95% CI)^a

Metal Roof

1.39 (1.18, 1.62)**

1.35 (1.22, 1.51)***

1.40 (1.03, 1.89)*

-

Distance to Swamp (per 100 m increase)

0.94 (0.92, 0.98)**

0.96 (0.95, 0.98)***

0.88 (0.86, 0.92)***

0.91 (0.88, 0.95)***

Distance to Forest Edge (per 100 m increase)

0.91 (0.89, 0.93)***

0.90 (0.89, 0.91)***

0.92 (0.89, 0.95)***

0.94 (0.90, 0.98)**

Elevation (per 50 m increase)

0.56 (0.44, 0.70)***

0.54 (0.47, 0.63)***

-

-

^a Odds ratio assessed by Generalized Estimating Equations (GEE). Only factors significantly associated with malaria risk shown in table. OR, odds ratio; 95 % CI, 95 % confidence interval.

* p < 0.05

** p < 0.01

*** p < 0.001

Ernst et al. Malaria Journal 2006 5:78   doi:10.1186/1475-2875-5-78