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Table 1 Mortality upon exposure to deltamethrin in An. sinensis populations

From: The colonization of pyrethroid resistant strain from wild Anopheles sinensis, the major Asian malaria vector

Population

Sample size (n)

Mortality ± SE (%)*

Field-F1

Male

570

14.08 ± 0.48

Female

470

6.21 ± 0.21

Field-F2

Male

469

11.86 ± 2.21

Female

495

3.66 ± 0.98

Field-F3

Male

402

0.84 ± 0.27

Female

510

0.27 ± 0.12

Field-F4

Male

350

0.00

Female

405

0.00

Field-F5

Male

251

0.00

Female

283

0.00

Field-F7

Male

262

0.00

Female

292

0.00

Field-F9

Male

151

0.00

Female

162

0.00

Field-F11

Male

135

0.00

Female

148

0.00

Laboratory**

Male

100

100

Female

100

100

Control***

 

40

0

  1. *Mortality refers to the percentage of mosquitoes that died 24 h after recovery from a 60 min exposure to the insecticides. Resistance was defined as mortality <90%, probable resistance was defined as mortality 90–98%, and susceptibility was defined as mortality >98%. **The laboratory mosquitoes included the susceptible colony, which has been cultured in the insectaria for more than 500 generations and has never been exposed to any insecticide. ***Forty mosquitoes of laboratory strain were exposed to filter paper without insecticide for 60 min, and mortality was recorded after the 24 h recovery period.