Table 5 Mean landing rates (MLR) of An. arabiensis /volunteer/hour in a four hour repellent evaluation in the Semi-field system at the Ifakara Health Institute
Volunteer 1 median (IQR) | Volunteer 2 median (IQR) | Volunteer 3 median (IQR) | |
|---|---|---|---|
Placebo | |||
Hour 1 | 17 (6–20) | 22 (11–27) | 41 (19–46) |
Hour 2 | 16 (13–19) | 18 (8–18) | 17 (16–43) |
Hour 3 | 14 (10–24) | 24 (6–29) | 37 (18–56) |
Hour 4 | 14 (11–30) | 16 (8–20) | 28 (12–36) |
15% DEET in ethanol | |||
Hour 1 | 0 | 0 | 12 (1–13) |
Hour 2 | 1 (0–3) | 1 (0–5) | 8 (7–10) |
Hour 3 | 1 (0–1) | 0 (0–1) | 9 (6–19) |
Hour 4 | 4 (1–10) | 4 (0–4) | 19 (7–18) |
15% DEET in lotion formulation | |||
Hour 1 | 2 (0–4) | 0 (0–1) | 4 (2–6) |
Hour 2 | 1 (1–5) | 2 (0–2) | 1 (1–5) |
Hour 3 | 3 (2–15) | 2 (0–2) | 3 (2–4) |
Hour 4 | 3 (2–17) | 3 (2–5) | 8 (4–10) |