Table 1. Diagnostic concentrations of the reference strain of Aedes aegypti (susceptible strain: New Orleans).

Insecticide	Number of tested mosquitoes	Chi-square (p)	LD50 (%)	95% upper lower limit (%)	LD99 (%)	95% upper lower limit (%)	Diagnostic concentration (%)
Deltamethrin	609	0.983	0.002	[0.001–0.002]	0.019	[0.012–0.039]	0.037
α-cypermethrin	407	0.997	0.003	[0.002–0.004]	0.044	[0.028–0.094]	0.088
Permethrin	308	0.479	0.066	[0.058–0.074]	0.291	[0.199–0.621]	0.582
Fipronil	422	0.998	0.051	[0.046–0.055]	0.198	[0.155–0.293]	0.397
Bendiocarb	408	0.990	0.019	[0.017–0.020]	0.043	[0.037–0.055]	0.087
Propoxur	405	0.877	0.021	[0.019–0.023]	0.052	[0.042–0.077]	0.104
Malathion	410	1.000	0.359	[0.350–0.371]	0.478	[0.446–0.536]	0.957
Chlorpyrifos-methyl	414	0.937	0.063	[0.059–0.068]	0.156	[0.133–0.195]	0.312
Fenitrothion	613	0.921	0.079	[0.074–0.083]	0.213	[0.184–0.261]	0.427