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Table 2 Multivariable fractional response general linear models for interval-based proportion of vectors with mortality/knock-down with inclusion of transfluthrin sampling data (errors adjusted for experimental replicates)

From: The impact of transfluthrin on the spatial repellency of the primary malaria mosquito vectors in Vietnam: Anopheles dirus and Anopheles minimus

Factor Relative proportion ratio 95% CI p-value
Sampling time (h)
 0 48.53 32.39–72.73 < 0.001
 2 Ref.
 4 0.37 0.23–0.60 < 0.001
 8 0.36 0.22–0.60 < 0.001
 24 1.33 e−0.7 9.48 e−08–1.87 e−07 < 0.001
Sampling distance (m)
 2 5.26 3.31–8.35 < 0.001
 4 4.59 1.46–14.44 0.009
 8 2.44 0.81–7.35 0.114
 12 1.78 0.63–5.03 0.275
 16 Ref
Sampling height (m)
 0 2.25 1.62–3.12 < 0.001
 1.5 1.83 1.33–2.51 < 0.001
 2.0 Ref
Species
 Anopheles dirus Ref
 An. minimus 1.48 1.13–1.92 0.003
Transfluthrin detected
 No Ref   
 Yes (≥ 20 ng) 1.57 1.23–2.01 < 0.001
Percent RH (median daily)
 Numeric 0.997 0.80–1.01 0.747
Temperature, F (median daily)
 Numeric 0.90 0.84–0.97 0.007