Comparative performance of three experimental hut designs for measuring malaria vector responses to insecticides in Tanzania

Table 2 Deterrence caused by Olyset, Permanet 2.0 long-lasting insecticidal nets plus untreated control in East African, Ifakara and West African experimental huts—total mosquitoes

	N An. gambiae s.l.	N An. funestus s.l.	N All mosquitoes	Median IQR All mosquitoes	Incidence rate ratio (IRR)	95 % CI	p	z	% Deterrence An. gambiae s.l.	% Deterrence all mosquitoes
East African
Control	9	18	42	1 (0–1.5)	1				–	–
Permanet 2.0	6	19	39	1 (0–2)	0.95	0.08–10.94	0.824	−0.222	33	7
Olyset^®	3	18	33	1 (0–1)	0.78	0.11–8.67	0.297	−1.043	66	21
Ifakara
Control	33	20	149	4 (2–6)	1				–	–
Permanet 2.0	10	16	140	3 (2–6)	0.88	0.10–7.94	0.269	−1.104	70	6
Olyset^®	20	29	161	4 (3–5.5)	1.01	0.11–9.05	0.910	0.113	40	0
West African
Control	0	0	8	0 (0–0)	1				–	–
Permanet 2.0	0	3	16	0 (0–1)	1.78	0.09–34.49	0.165	1.388	NA	11
Olyset^®	1	3	16	0 (0–1)	1.78	0.09–34.50	0.165	1.389	NA	11

The IRR is calculated from Poisson regression as the incidence of mosquitoes in the treatment relative to the control

ISSN: 1475-2875