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Table 2 Protection conferred indoors and outdoors against anopheline and culicine species in all three rice farms when 1.5% transfluthrin-treated eave ribbons were fitted along the eaves of rice farm huts

From: Protecting migratory farmers in rural Tanzania using eave ribbons treated with the spatial mosquito repellent, transfluthrin

Mosquito speciesTreatmentIndoorsOutdoors
Total numberGeometric mean (LCI-UCI)% protection (LCI-UCI)p valueTotal numberGeometric mean (LCI-UCI)% Protection (LCI-UCI)p value
Anopheles arabiensisUntreated25269.4 (8.0–11.0)< 0.0011351.7 (1.4–2.0)0.034
1.5% transfluthrin11314.8 (4.2–5.5)56 (47–64)801.3 (1.1–1.6)38 (3–60)
Anopheles funestusUntreated7513.0 (2.5–3.6)0.001211.2 (1.0–1.5)0.413
1.5% transfluthrin4452.4 (2.1–2.8)36 (16–50)151.2 (1.0–1.5)
Culex speciesUntreated29867.8 (6.5–9.3)< 0.0011002.0 (1.6–2.5)0.003
1.5% transfluthrin6563.2 (2.8–3.7)72 (65–77)381.3 (1.1–1.5)62 (29–80) 
Mansonia speciesUntreated351012.9 (10.8–15.5)< 0.0012902.3 (1.9–2.7)0.001
 1.5% transfluthrin6283.8 (3.2–4.4)80 (75–85)1501.8 (1.5–2.2)49 (24–66)
  1. Each treatment arm had 48 nights of sampling. Percentage protective efficacy is estimated for each treatment relative to the respective controls
  2. LCI lower confidence interval, UCI upper confidence interval, p value Walds p value