Table 1. Experimental hut trial results against pyrethroid resistant Anopheles gambiae.
Untreated net | Chlorfenapyr 200 mg/m2 | Alphacypermethrin 25 mg/m2 | Mixture 1 (Chlorfenapyr 100+Alpha 25) | Mixture 2 (Chlorfenapyr 200+Alpha 25) | |
Total females caught | 102a | 76b | 81b | 80b | 66b |
Deterrence % | - | 26 | 21 | 22 | 35 |
Total females in verandah trap | 36 | 31 | 56 | 59 | 50 |
Exiting % (95% CI) | 35 (26–45)a | 41 (30–52)a | 69 (59–79)b | 74 (64–83)b | 76 (65–86)b |
Total females blood fed | 77 | 59 | 47 | 29 | 32 |
Blood-feeding % (95% CI) | 75 (66–83)a | 78 (68–87)a | 58 (47–69)b | 36 (26–47)c | 49 (36–61)bc |
Personal protection % | - | 23 | 39 | 62 | 58 |
Mixture 1 and 2 applied alphacypermethrin at 25 mg/m2 and chlorfenapyr at 100 and 200 mg/m2 respectively. Numbers in the same row sharing a letter superscript do not differ significantly (P>0.05).