Research Article

Levels of Resistance to Pyrethroid among Distinct kdr Alleles in Aedes aegypti Laboratory Lines and Frequency of kdr Alleles in 27 Natural Populations from Rio de Janeiro, Brazil

Table 2

Kdr genotypic frequencies in field populations of Aedes aegypti from Rio de Janeiro State, considering the 1016 and 1534 sites.

localitynobserved genotype frequenciesHWE testResistant genotypes
SSSR1SR2R1R1R1R2R2R2Σχ2

Cabuçu5200,0190,1150,1350,4620,2698,80,0320,865
Cerâmica730,0140,0410,0410,1100,4110,3840,01,0000,904
Moquetá650,0150,0150,0770,0770,2150,60031,50,0000,892
Heliópolis3600,0280,1110,0560,1110,69458,40,0000,861
Jurujuba12000,2500,0830,5830,0838,50,0360,750
Itacoatiara24000,1670,2080,2920,33316,30,0010,833
São Francisco16000,25000,1250,6253,40,3380,750
Fonseca170,05900,2940,1180,1180,41285,50,0000,647
Ponta D'Areia14000,286000,7143,40,0640,714
Piratininga370,0810,0540,1080,2700,1890,29727,80,0000,757
Tubiacanga4300,0700,0470,1860,1630,53521,30,0000,884
Valqueire3100,0320,0970,0320,2900,54810,00,0190,871
Urca2000,0500,0500,3000,4000,2001,40,7080,900
Olaria3500,0000,0290,0860,3140,5712,80,4250,971
Gamboa17000,0590,0590,5290,3531,30,7180,941
Cajú230,04300,0430,0870,0870,7394,40,2240,913
Pavuna34000,1180,1180,2650,50020,70,0000,882
Méier3700,05400,1350,2970,5146,60,0860,946
Grajaú38000,0530,0530,3160,5794,70,1940,947
Paquetá200,05000,3500,2500,1500,20054,60,0000,600
Vaz Lobo3500,1430,0570,1430,2290,42913,00,0050,800
Jardim Guanab3200,03100,0940,3750,5000,80,8410,969
São Cirstóvão230000,0430,5220,4351,20,2661,000
Humaitá1800,0560,1110,1670,5000,1672,60,4540,833
Rio Comprido160000,1250,3130,5630,80,3641,000
Rio das Pedras170000,1180,5290,3530,20,6181,000
Taquara26000,0380,0770,1920,6927,90,0480,962

median000,0590,1100,2920,5000,884

Hardy-Weinberg Equilibrium test.
Probability considering the chi-squared distribution, for one or three degrees of freedom, respectively, for three or six genotypes.