Review of the evolution of insecticide resistance in main malaria vectors in Cameroon from 1990 to 2017

Parasites & Vectors

Table 2 Reported impact of some field trials conducted in the early 1990s before mass distribution of treated bed nets to the population in rural forest region of south Cameroon

Study site [source]	Tools tested	Main species	Reduction in			Year of the trial
			HBR (%)	EIR (%)	Malaria prevalence (%)
Mbébé [24]	ITN (deltamethrin treated nets: 25 mg/m²)	An. nili; An. gambiae (s.l.); An funestus	62	78	75	1990
Kumba [72]	ITN (deltamethrin treated nets: 25 mg/m²)	An. gambiae			30	1992
Ebogo [36]	ITN (lambdacyhalothrin: 15 mg/m²)	An. moucheti	74	90	40	1992
Mbébé [23]	DEET (50% diethyl-toluamide)	An. nili; An. gambiae (s.l.); An funestus	48			1992
Nsimalen [25]	Coils (0.15% w/w of esbiothrin)	An. moucheti; An. gambiae (s.l.); Mansonia sp.	78			1993–1994
	Mats (d-allethrin; S biothrin and diethyl-toluamide)	An. moucheti; An. gambiae (s.l.); Mansonia sp.	83.3
Mbandjock [26]	ITN (cyfluthrin-treated nets EW050)	An. gambiae (s.l.); An. funestus; An. nili; An. moucheti	0	74		1997–1998

Abbreviations: HBR human biting rate, EIR entomological inoculation rate, ITN insecticide-treated nets

ISSN: 1756-3305