Table 5.

Model comparison and statistical details for factors used as possible predictors of overall (mosquito) or thorax mosquito infection rate (MIR) in generalized linear models

Model	Source	Wald chi-squared	df	P-value		AIC
Overall MIR
Mosquito species, site, year	(Intercept)	5.812	1	0.016		139.2
	Mosquito species	3.608	1	0.057
	Site	43.411	7	< 0.001
	year	2.909	2	0.234
	Pool number	13.768	1	< .001
Mosquito species, site	(Intercept)	16.300	1	< 0.001		137.85
	Mosquito species	1.396	1	0.237
	Site	33.920	7	< 0.001
	Pool number	9.622	1	0.002
Mosquito species, year	(Intercept)	5.613	1	0.018		144.96
	Mosquito species	0.390	1	0.532
	Year	0.114	2	0.945
	Pool number	0.341	1	0.56
Site, year	(Intercept)	9.261	1	0.002		140.41
	Site	32.919	7	< 0.001
	Year	0.785	2	0.676
	Pool number	8.176	1	0.004
Mosquito species	(Intercept)	6.532	1	0.011		141.07
	Mosquito species	0.374	1	0.541
	Pool number	0.302	1	0.583
Year	(Intercept)	5.094	1	0.024		143.35
	Year	0.098	2	0.952
	Pool number	0.420	1	0.517
Site	(Intercept)	21.116	1	< 0.001		137.18
	Site	30.740	7	< 0.001
	Pool number	7.481	1	0.006
Thorax MIR
Mosquito species, site, year	(Intercept)	0.023	1	0.879		141.41
	Mosquito species	5.709	1	0.017
	Site	19.111	7	0.008
	Year	1.800	2	0.407
	No. pools	2.629	1	0.105
Mosquito species, site	(Intercept)	0.760	1	0.383		141.05
	Mosquito species	3.572	1	0.059
	Site	1.608	1	0.205
	No. pools	16.870	7	0.018
Mosquito species, year	(Intercept)	0.785	1	0.376		141.41
	Mosquito species	0.118	1	0.732
	Year	0.731	2	0.694
	No. pools	0.065	1	0.799
Site, year	(Intercept)	0.971	1	0.324		146.14
	Site	9.717	7	0.205
	Year	0.087	2	0.958
	No. pools	0.316	1	0.574
Mosquito species	(Intercept)	1.522	1	0.217		138.12
	Mosquito species	0.133	1	0.715
	No. pools	0.180	1	0.672
Year	(Intercept)	1.081	1	0.299		139.52
	Year	0.748	2	0.688
	No. pools	0.047	1	0.828
Site	(Intercept)	2.285	1	0.131		142.23
	Site	10.830	7	0.146
	No. pools	0.295	1	0.587