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Table 4 Proportion of households that use chemicals and the chemical classes used

From: Insecticide resistance status of Anopheles arabiensis in irrigated and non-irrigated areas in western Kenya

Chemical class Irrigated (98) Non-irrigated (102) P value
Use chemicals 75.5 (67.0, 84.0) 83.3 (76.1, 90.5) 0.17
 Pyrethroids 62.2 (52.6, 71.8) 28.2 (19.5, 36.9) < 0.001
 Organophosphates 6.8 (1.8, 11.8) 2.4 (0, 5.4) 0.14
 Carbamates 2.7 (0, 5.9) 0 0.09
 Other classes 21.6 (13.5, 29.7) 4.7 (0.6, 8.8) < 0.001
 Unknown 16.2 (8.9, 23.5) 67.1 (58, 76.2) < 0.001
Don’t use chemicals 24.5 (16.0, 33.0) 16.7 (9.5, 23.9) 0.17