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Table 5 Adult emergence from late instar larvae introduced into oviposition substrates

From: Pyriproxyfen for mosquito control: female sterilization or horizontal transfer to oviposition substrates by Anopheles gambiae sensu stricto and Culex quinquefasciatus

Exposure time to PPF in relation to blood meal

Mean adults emerged (95% CI)

Proportion emergence inhibition (95% CI)

Odds ratio (95% CI)

p-value

Anopheles gambiae s.s.

Females that laid eggs

72 hours after

0.32 (0.29-0.35)

0.65 (0.62-0.68)

0.04 (0.03-0.05)

<0.001

48 hours after

0.44 (0.41-0.46)

0.52 (0.51-0.54)

0.07 (0.05-0.09)

<0.001

24 hours after

0.66 (0.60-0.71)

0.28 (0.24-0.33)

0.18 (0.14-0.25)

<0.001

0.5 hours after

0.75 (0.70-0.80)

0.18 (0.14-0.22)

0.31 (0.19-0.51)

<0.001

0.5 hours before

0.78 (0.73-0.82)

0.15 (0.21-0.19)

0.36 (0.26-0.50)

<0.001

24 hours before

0.79 (0.74-0.83)

0.14 (0.11-0.18)

0.38 (0.25-0.58)

<0.001

48 hours before

0.80 (0.76-0.83)

0.13 (0.10-0.16)

0.38 (0.17-0.83)

0.015

Control

0.92 (0.90-0.93)

 

1

 

Females that did not lay eggs

72 hours after

0.88 (0.84-0.92)

-

0.80 (0.48-1.33)

0.380

48 hours after

0.87 (0.84-0.90)

-

0.69 (0.47-1.03)

0.070

24 hours after

0.86 (0.83-0.88)

-

0.62 (0.41-0.94)

0.020

0.5 hours after

0.86 (0.84-0.89)

-

0.67 (0.38-1.17)

0.160

0.5 hours before

0.88 (0.86-0.90)

-

0.79 (0.50-1.23)

0.290

24 hours before

0.90 (0.88-0.92)

-

0.96 (0.57-1.61)

0.870

48 hours before

0.89 (0.86-0.91)

-

0.82 (0.56-1.21)

0.320

Control

0.90 (0.88-0.93)

-

1

 

Culex quinquefasciatus

Females that laid eggs

144 hours after

0.25 (0.22-0.29)

0.71 (0.67-0.74)

0.07 (0.06-0.09)

<0.001

48 hours after

0.70 (0.66-0.74)

0.19 (0.16-0.21)

0.28 (0.15-0.53)

<0.001

24 hours after

0.78 (0.73-0.82)

0.09 (0.07-0.13)

0.39 (0.29-0.54)

<0.001

0.5 hours after

0.76 (0.70-0.82)

0.12 (0.07-0.16)

0.37 (0.30-0.46)

<0.001

0.5 hours before

0.74 (0.68-0.79)

0.14 (0.10-0.19)

0.32 (0.16-0.65)

0.002

24 hours before

0.71 (0.65-0.76)

0.17 (0.14-0.23)

0.28 (0.23-0.36)

<0.001

48 hours before

0.81 (0.76-0.84)

0.06 (0.04-0.10)

0.46 (0.34-0.62)

<0.001

Control

0.86 (0.84-0.88)

 

1

 

Females that did not lay eggs

144 hours after

0.84 (0.79-0.87)

-

1.17 (0.94-1.45)

0.170

48 hours after

0.78 (0.73-0.82)

-

0.78 (0.61-0.99)

0.038

24 hours after

0.83 (0.80-0.86)

-

1.08 (0.60-1.96)

0.790

0.5 hours after

0.84 (0.81-0.87)

-

1.14 (0.90-1.45)

0.270

0.5 hours before

0.86 (0.83-0.88)

-

1.31 (0.88-1.95)

0.180

24 hours before

0.84 (0.80-0.87)

-

1.13 (0.69-1.83)

0.640

48 hours before

0.84 (0.80-0.87)

-

1.14 (0.83-1.57)

0.410

Control

0.82 (0.78-0.85)

 

1

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