Skip to main content

Table 4 Comparison of nightly outdoor biting per person between houses with or without transfluthrin-treated chairs or ribbons (wet season)

From: Creating mosquito-free outdoor spaces using transfluthrin-treated chairs and ribbons

SettingsSpeciesTreatmentNightsnAdjusted-mean (95% CI)RR (95% CI)PP (95% CI)P-value
Outdoor peri-domestic spaceAnopheles arabiensisControl3211165.71 (4.89–6.67)10 
One TF-chair323081.42 (1.17–1.72)0.25 (0.20–0.31)0.75 (0.69–0.79)< 0.001
Two TF-chairs321890.86 (0.69–1.07)0.15 (0.12–0.18)0.85 (0.81–0.88)< 0.001
TF-treated ribbon322731.32 (1.08–1.60)0.23 (0.18–0.28)0.77 (0.71–0.81)< 0.001
Culex spp.Control32414221.78 (18.11–26.18)10 
One TF-chair32259813.17 (10.93–15.86)0.60 (0.53–0.68)0.40 (0.31–0.47)< 0.001
Two TF-chairs32221610.68 (8.85–12.87)0.49 (0.43–0.56)0.51 (0.44–0.57)< 0.001
TF-treated ribbon32279413.93 (11.56–16.78)0.64 (0.56–0.72)0.36 (0.27–0.44)< 0.001
Inside outdoor kitchen enclosureAnopheles arabiensisControl3268Low catches   
TF-sisal ribbon3224Low catches   
Culex spp.Control323020.49 (0.31–0.78)10 
TF-sisal ribbon321720.26 (0.15–0.43)0.52 (0.32–0.86)0.48 (0.13–0.67)0.011
  1. n total number of mosquito collected, CI confidence interval, PP percentage protection, RR relative rate, TF transfluthrin, 1 and 0 references