Baseline entomologic data on malaria transmission in prelude to an indoor residual spraying intervention in the regions of Alibori and Donga, Northern Benin, West Africa

Table 4 Entomological inoculation rates (EIR) per district according to the season

Districts	Parameters	Dry season	Rainy season	Total	RR (95% CI)	p (Wald)
Districts	Parameters	(May–January–February)	(June–October)	Total	RR (95% CI)	p (Wald)
Kandi	HBR/night	0.25	7.625	4.78
	SI	8.89	7.32	7.48
	EIR/night	0.022	0.558	0.358
	EIR/month	0.66^a	16.74^b	10.75	1	–
Gogounou	HBR/night	1.25	6.375	4.4
	SI	4.4	9.2	8.37
	EIR/night	0.055	0.588	0.368
	EIR/month	1.645^a	17.648^b	11.06	1.03 [1.012–1.046]	0.0006
Djougou	HBR/night	3.4	8.53125	6.55
	SI	11.3	7.5	8.56
	EIR/night	0.38	0.64	0.561
	EIR/month	11.48^a	19.26^b	16.85	1.56 [1.54–1.58]	< 0.001
Copargo	HBR/night	1.65	11.1875	7.5
	SI	2.44	8.45	7.82
	EIR/night	0.04	0.945	0.588
	EIR/month	1.21^a	28.36^b	17.66	1.64 [1.62–1.66]	< 0.001

EIR: entomological inoculation rate; RR: rate ratio; CI: confidence interval; p-Wald: p-value of the significance of the ratio of entomological inoculation rate between districts
^a,bThe EIR/season of the same district bearing different letters are statistically different

ISSN: 1475-2875