Table 2.

Human infection rates and parasite DNA rates in Culex pipiens from the Giza (Giz) and Qalubiya (Qal) study areas before mass drug administration

					Mosquitoes
		Residents			PoolScreen
Study area	Location*	No.	ICT card, % Positive	MF filter, % Positive	No. of pools	% Infected (95% CI)
Giz	Periphery	517	18.4	10.6	126	3.12 (2.20–4.28)
	Core	322	18.6	12.1	83	3.76 (2.43–5.50)
	P		0.998	0.585
Qal	Periphery	310	18.7	3.5	64	3.48 (1.79–5.94)
	Core	193	8.3	2.1	46	6.54 (3.39–11.11)
	P		0.005	0.356

^*“Periphery” refers to houses that faced vacant land on at least one side. “Core” houses were surrounded by other houses on all sides.