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Table. 1 Mean final percent mortality of Anopheles arabiensis following 30 min contact bioassay with K-Othrine® Polyzone (KOPZ) and Actellic® 300 CS (ACS) applied on four different wall surfaces under semi-field conditions

From: Variable residual activity of K-Othrine® PolyZone and Actellic® 300 CS in semi-field and natural conditions in the Democratic Republic of the Congo

Surface Percent mortality* by week
Insecticide 0 2 4 6 8 10 14 18 20 22 28 32 35 38
Painted cement KOPZ 97.5 90 90 100 100 95 100 85 22.5 35 80 47.5 15 10
Cement KOPZ 100 97.5 97.5 100 100 85 100 80 25 60 75 20 22.3 22.5
Unbaked clay KOPZ 67.5 92 57.1 85 87.5 100 85 65 17.5 17.5 17.5 85 27.5 30.3
Baked clay KOPZ 85 97.3 69.4 65 95 90 100 50 22.5 35 37.5 100 22.5 36.6
Painted cement ACS 100 92.5 67.5 100 100 80 97.5 77.5 47.5 30 70 10 5 2
Cement ACS 97.5 45 42.5 97.5 90 35 100 80 55 60 80 27.5 8.9 40
Unbaked clay ACS 37.5 51.8 49.1 55 97.5 100 90 50 10 52.5 35 57.5 20 35.7
Baked clay ACS 87.5 97.3 61.1 62.5 72.5 62.5 95 72.5 40 57.5 75 100 40 15
Mean Temp (°C) 20.2 20.3 19.2 21.3 23.5 23.5 26.5 24.8 24 24.6 23.9 23.1 23.7 24.5
Mean % Humidity 50.3 49.5 43.5 42.8 48.3 41.8 42 70.3 74.5 71.8 82 84.3 82.3 74.3
  1. *Final mortality adjusted if paired control mortality is between 5 and 20%