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Table 5 Results from the non-inferiority assessment of PermaNet 3.0 to Olyset Plus against wild pyrethroid-resistant Anopheles gambiae s.l. in experimental huts in Cove, Benin

From: Comparative efficacy of two pyrethroid-piperonyl butoxide nets (Olyset Plus and PermaNet 3.0) against pyrethroid resistant malaria vectors: a non-inferiority assessment

 

Control Net

Olyset Net

Olyset Plus

PermaNet 3.0

Total collected

962

2681

1963

1105

Mortality

 Total dead

12

393

488

301

 Mortality (%)

1

15

25

27

 Odds ratio

–

–

–

1.528

 Std. err (on log odds scale)

–

–

–

0.206

 95% conf. interval

–

–

–

1.021–2.289

 WHO non-inferiority margin

–

–

–

Lower 95%CI > 0.7

 Conclusion

–

–

–

Non-inferior

Blood-feeding rate

 Total blood-fed

496

1131

498

326

 Blood-feeding (%)

52

42

25

30

 Blood-feeding inhibition

–

19

52

42

 Odds ratio

–

–

–

1.192

 Std. err (on log odds scale)

–

–

–

0.222

 95% conf. interval

–

–

–

0.772–1.841

 WHO non-inferiority margin

–

–

–

Upper 95%CI < 1.43

 Conclusion

–

–

–

Not non-inferior

  1. Combined data for washed and unwashed nets of each net type