Table 1 Evaluation of behavioural response in An. gambiae mosquitoes wild population during the experimental hut trial using five different treatments
Parameter | Summary data | Treatment (T) | ||||
|---|---|---|---|---|---|---|
UTN (u) | P2.0UN | P2.0WA | P3.0UN | P3.0WA | ||
Deterrence | Total number of females caught | 75 | 10 | 16 | 16 | 15 |
Females caught/night | 3 | 0.4 | 0.6 | 0.6 | 0.6 | |
Deterrence (%) | 86.7 | 78.7 | 78.7 | 80.0 | ||
Exophily | Number of females in exit traps and veranda | 7 | 9 | 15 | 13 | 12 |
Exophily (%) | 9.3 | 90.0 | 93.8 | 81.3 | 80.0 | |
95% confidence limits | 4.8–12.9 | 86.3–96.1 | 89.9–97.2 | 74.8–87.9 | 77.2–83.3 | |
Blood-feeding | Number of blood-fed females (B) | 3 | 0 | 0 | 0 | 0 |
% blood-fed | 4 | 0 | 0 | 0 | 0 | |
95% confidence limits | 1.5–6.8 | |||||
Blood-feeding inhibition (%) | 100 | 100 | 100 | 100 | ||
Mortality | Number of dead females in the morning (immediate mortality) | 1 | 5 | 5 | 8 | 5 |
Number of dead females after 24 h (delayed mortality) | 0 | 1 | 1 | 0 | 0 | |
Total number of dead females (K) | 1 | 6 | 6 | 8 | 5 | |
Overall mortality (%) | 1.3 | 50.0 | 31.3 | 50.0 | 33.3 | |
95% confidence limits | 0.6–2.1 | 44.6–54.9 | 27.7–35.6 | 46.5–56.2 | 27.6–49.3 | |
Mortality corrected for control (%) | - | 59.5 | 36.7 | 49.3 | 32.4 | |
SUMMARY | Personal protection rate (%) | - | 100 | 100 | 100 | 100 |
Killing effect rate (%) | 50 | 50 | 70 | 40 | ||