Evaluation of efficacy of Interceptor® G2, a long-lasting insecticide net coated with a mixture of chlorfenapyr and alpha-cypermethrin, against pyrethroid resistant Anopheles gambiae s.l. in Burkina Faso

Table 1 Experimental hut trial results against pyrethroid resistant Anopheles gambiae s.l.

	Untreated	Chlorfenapyr 200 mg/m²	Interceptor LN (standard)		Interceptor G 2
	Untreated	Chlorfenapyr 200 mg/m²	Unwashed	Washed 20 times	Unwashed	Washed 20 times
Total females caught	853	643	519	1198	626	1028
Deterrence (%)		25^b	39^b	0^a	27^b	0^a
Total in verandah trap	264	228	216	446	272	482
Exiting % (95% CI)	30^a (24.4–35.5)	44.50^a (38.5–50.4)	51.13^b (44.0–58.2)	37.63^a (34.0–41.2)	54.50^b (46.9–64.0)	51.50^b (36.6–66.3)
(%) Insecticide induce exiting	–	33^a	41^b	20^a	45^b	42^b
Total females blood-fed	553	379	310	770	335	531
Blood-feeding % (95% CI)	68^a (53.7–82.7)	54^a (45.8–61.1)	52^a (45.6–58.3)	59^a (52.7–67.0)	38^b (26.2–50.2)	45^a (36.4–53.5)
Personal protection %		22^a	24^a	14^a	44^a	34^a

^a,b Values along each line sharing the same letter superscript are not significantly different at the 5%

ISSN: 1475-2875