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Table 3 Deltamethrin knockdown concentrations (LC50 and LC90) and resistance ratios (RR) for Aedes aegypti females in the parental generation (FS0) and the deltamethrin-selected generations (FS1–FS5)

From: Impact of deltamethrin selection on kdr mutations and insecticide detoxifying enzymes in Aedes aegypti from Mexico

PopulationGenerationnaLCb μg/BRRc
LC50 (CI)LC90 (CI)bd ± SEP-valueLC50LC90
MeridaFS04665.35 (4.73–6.56)42.11 (27.77–63.84)1.06 (0.09)< 0.001134140
FS15845.60 (5.02–6.24)18.63 (15.07–23.03)1.82 (0.15)< 0.00114062
FS25255.80 (5.16–6.49)19.32 (19.96–30.27)1.82 (0.18)< 0.00114564
FS35207.87 (7.03–8.82)24.58 (19.96–30.27)1.93 (0.17)< 0.00119682
FS45017.73 (6.93–8.61)24.15 (19.69–29.62)1.92 (0.17)< 0.00119380
FS53897.88 (6.91–9.00)26.31 (19.84–34.89)1.82 (0.21)< 0.00119788
ProgresoFS06500.75 (0.59–1.06)7.06 (4.83–10.31)0.97 (0.08)< 0.0011823
FS14731.06 (0.86–1.29)7.72 (5.21–11.44)1.10 (0.09)< 0.0012626
FS24151.71 (1.45–2.01)7.19 (5.30–9.76)1.53 (0.15)< 0.0014324
FS34582.37 (2.08–2.71)8.97 (6.74–11.95)1.65 (0.15)< 0.0015930
FS44612.06 (1.86–2.28)5.63 (4.57–6.93)2.18 (0.20)< 0.0015119
FS53201.66 (1.46–1.88)4.32 (3.23–5.78)2.02 (0.22)< 0.0013614
HunucmaFS04240.25 (0.20–0.29)1.43 (0.99–2.05)1.24 (0.12)< 0.00165
FS13590.69 (0.53–0.78)3.50 (2.32–5.28)1.30 (0.14)< 0.0011712
FS24970.80 (0.69–0.93)3.63 (2.68–4.91)1.45 (0.14)< 0.0012012
FS32991.16 (1.01–1.33)3.61 (2.69–4.83)1.93 (0.23)< 0.0012912
FS42601.33 (1.16–1.52)3.26 (2.62–4.04)2.45 (0.26)< 0.0013311
FS53181.36 (1.19–1.56)4.29 (3.20–5.75)1.92 (0.22)< 0.0013414
HoctunFS05321.30 (1.15–1.46)4.06 (3.25–5.08)1.92 (0.16)< 0.0013213
FS14162.50 (2.23–2.79)6.67 (5.51–8.07)2.23 (0.22)< 0.0016222
FS24673.27 (3.01–3.55)7.43 (6.28–8.78)2.67 (0.27)< 0.0018223
FS34172.76 (2.52–3.02)6.60 (5.45–8.00)2.52 (0.26)< 0.0016922
FS44572.67 (2.45–2.92)6.51 (5.36–7.89)2.47 (0.26)< 0.0016722
FS53592.07 (1.89–2.27)4.37 (3.72–5.13)2.94 (0.33)< 0.0015215
Agua DulceFS04751.00 (0.91–1.09)2.62 (2.14–3.21)2.27 (0.21)< 0.001257
FS15401.41 (1.31–1.52)3.15 (2.65–3.75)2.74 (0.24)< 0.0013210
FS24202.02 (1.81–2.25)5.51 (4.49–6.78)2.18 (0.21)< 0.0015018
FS34572.12 (1.90–2.35)6.19 (4.91–7.73)2.05 (0.19)< 0.0015320
FS45192.03 (1.86–2.22)5.32 (4.40–6.44)2.28 (0.20)< 0.0015118
FS53401.95 (1.74–2.20)6.40 (4.79–8.55)1.85 (0.19)< 0.0014921
Jose CardelFS04811.64 (1.46–1.83)5.22 (4.10–6.64)1.89 (0.18)< 0.001416
FS15312.30 (2.12–2.49)5.33 (4.53–6.28)2.61 (0.25)< 0.0015718
FS24602.43 (2.21–2.67)6.01 (4.95–7.30)2.42 (0.22)< 0.0016020
FS33602.35 (2.14–2.58)5.12 (4.33–6.06)2.82 (0.27)< 0.0015617
FS44202.26 (2.07–2.45)4.93 (4.27–5.69)2.81 (0.25)< 0.0015616
FS53202.84 (2.63–3.08)5.49 (4.67–6.44)3.34 (0.34)< 0.0017118
New Orleans (NO)e4920.04 (0.03–0.05)0.30 (0.21–0.45)1.11 (0.10)< 0.001
  1. a sample size
  2. b LC: 50% and 90% lethal concentrations in micrograms per bottle, 95% confidence intervals
  3. c RR: resistance ratio LC50 field strain/ LC50 susceptible strain
  4. db: slope of the regression line log-Probit (standard error)
  5. e New Orleans: susceptible reference strain