Contrasting resistance patterns to type I and II pyrethroids in two major arbovirus vectors Aedes aegypti and Aedes albopictus in the Republic of the Congo, Central Africa

Table 1 Larval bioassays of Aedes aegypti and Ae. albopictus with temephos

Strains and sites	N	LC₅₀ (mg/L) (95% CI)	RR₅₀	LC₉₅ (mg/L) (95% CI)	RR₉₅
Ae. aegypti
Reference strain	531	0.00268 (0.0025–0.0028)		0.00463 (0.0043–0.0051)
Ngo	410	0.00259 (0.0024–0.0028)	0.96	0.00443 (0.0040–0.0051)	0.95
Brazzaville	423	0.00413 (0.004–0.0043)	1.54	0.00528 (0.0050–0.0057)	1.14
Ae. albopictus
Reference strain	574	0.00310 (0.0013–0.0041)		0.0068 (0.0051–0.0209)
Brazzaville	506	0.00412 (0.0027–0.0062)	1.33	0.0069 (0.0043–0.0113)	1.02

ISSN: 2049-9957