Hut treatment | Unwashed control | Washed control | Unwashed LLIB | Washed LLIB | Unwashed ITB | Washed ITB | Olyset net |
---|---|---|---|---|---|---|---|
Initial dose of permethrin | 0 mg/m2 | 0 mg/m2 | 2000 mg/m2 | 2000 mg/m2 | 500 mg/m2 | 500 mg/m2 | 1000 mg/m2 |
Number of washes | 0 | 5 | 0 | 5 | 0 | 5 | 0 |
% volunteer body cover (95% CI) | 81 (77–85) | 83 (80–87) | 79 (74–83) | 78 (73–82) | 79 (72–85) | 79 (72–85) | 100 |
Total females caught | 192 | 205 | 224 | 237 | 240 | 197 | 288 |
Females caught/night | 5 | 5 | 5 | 6 | 6 | 5 | 7 |
Total females in verandah and exit traps | 155 | 170 | 194 | 210 | 203 | 169 | 258 |
Exophily (%) | 81ad | 83d | 87abd | 89abc | 85acd | 86acd | 90c |
95% Confidence limits | 73-86 | 70-91 | 80-91 | 82-93 | 79-89 | 79-91 | 83-94 |
Total females blood fed | 67 | 85 | 56 | 50 | 48 | 54 | 51 |
Blood fed (%) | 35ab | 41a | 25bc | 21cd | 20cd | 27bc | 18d |
95% Confidence limits | 26-45 | 33-50 | 19-32 | 17-26 | 14-28 | 16-42 | 13-24 |
Blood feeding inhibition (%) | - | - | 29 | 49 | 43 | 34 | 49 |
Total females dead | 4 | 3 | 59 | 53 | 70 | 53 | 90 |
Overall mortality (%) | 2a | 1a | 26bc | 22b | 29bc | 27bc | 31c |
95% Confidence limits | 1-5 | 0-5 | 19-36 | 15-31 | 21-39 | 21-34 | 24-39 |
Corrected for control (%) | - | 0 | 24 | 21 | 27 | 25 | 29 |
Unfed mortality | 3 (1–8) | 3 (1–8) | 30 (20–41) | 23 (16–32) | 31 (21–43) | 30 (23–38) | 32 (24–43) |
Blood fed mortality | 0 | 0 | 16 (7–32) | 20 (9–39) | 21 (11–36) | 19 (12–28) | 25 (14–42) |