Table 4.

Estimates of the fixed parameters of mixed-effects Poisson regression to study the relationships between meteorological variables and ln(An. gambiae s.s. densities per house per day) (N = 160; number of groups = 4).

Effect	Estimate (S.E.)	p	95% confidence interval
Average temperature in the previous month	11.560 (2.8288)	<0.0001	6.016	17.105
Average temperature in the previous month squared	-0.329 (0.0744)	<0.0001	-0.475	-0.183
Rainfall in the previous month	-0.055 (0.0273)	0.045	-0.108	-0.001
Rainfall at lag of two months	0.007 (0.0015)	<0.0001	0.004	0.010
Interaction term: average temperature in the previous month × rainfall in the previous month	0.003 (0.0014)	0.015	0.0007	0.0063
Constant	-107.609 (26.9111)	<0.0001	-160.353	-54.864