Table 2.

The effect of treatment on the buildup of wet-season populations

Taxon	DensityT-Ca	P	Village Pair 1	P	Village Pair 2	P
A. gambiae M form	-4.9 (-30%)	P < 10-4	-2.5 (33%)	0.002	-7.2 (27%)	<10-4
A. gambiae S form	0.7 (19%)	P > 0.29	ND b		ND b
A. arabiensis	0.4 (42%)	P > 0.71	ND b		ND b

^a The average difference in mosquito density between treated and control villages across all time points throughout the rainy season (June to October). In parenthesis, the relative change in the treated villages with respect to the control expressed as a percentage from the control.

^b ND denotes not determined because global test was insignificant (see Materials and Methods.