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Table 3 Feeding rate of An. culicifacies in treated and untreated arms with the results of negative binomial regression analysis

From: Evaluation of DawaPlus 3.0 and DawaPlus 4.0, deltamethrin–PBO combination nets against pyrethroid-resistant Anopheles culicifacies in experimental huts in India

Experiment arms

No. of collections

Number entereda

Number fed

% fed

Odds ratio

95% CI

p

Untreated polyester net (negative control)

42

264

248

93.9

1.00b

  

Unwashed DawaPlus 2.0 (positive control)

42

17

13

76.5

0.209

0.061–0.717

0.013

DawaPlus 2.0 washed 20 times (positive control)

42

31

21

67.7

0.135

0.055–0.335

0.000

Unwashed DawaPlus 3.0**

42

10

0

0

DawaPlus 3.0 washed 20 times

42

19

8

42.1

0.047

0.016–0.133

0.000

Unwashed DawaPlus 4.0

42

12

8

66.7

0.129

0.035–0.474

0.002

DawaPlus 4.0 washed 20 times

42

21

14

66.7

0.129

0.045–0.364

0.000

  1. **No outcome of logistic regression analysis as the number fed was zero in this arm
  2. aOut of the total 42 collections in each arm
  3. bUntreated polyester net (negative control) was used as reference category for the analysis