Table 2. Total anopheline trap captures with plant and animal odor compounds and worn socks in the presence or absence of carbon dioxide using MM-X traps.
Species | Treatment | N | Without CO2 | With CO2 | ||||
n | IRR (95% CI) | P-value | n | IRR (95% CI) | P-value | |||
An. gambiae s.l. | Control | 18 | 23 | 1.0 | 47 | 1.0 | ||
LO | 18 | 188 | 8.9 (5.85–14.48) | <0.001 | 275 | 10 (7.05–15.59) | <0.001 | |
LO+OC | 18 | 88 | 3.8 (2.40–6.32) | <0.001 | 228 | 8.5 (5.80–12.93) | <0.001 | |
Blend C | 18 | 64 | 3.0 (1.90–5.11) | <0.001 | 185 | 6.9 (4.66–10.49) | <0.001 | |
Blend F | 18 | 53 | 3.6 (2.40–5.94) | <0.001 | 228 | 8.4 (5.78–12.87) | <0.001 | |
Socks | 18 | 76 | 3.7 (2.41–6.02) | <0.001 | 248 | 9.7 (6.44–14.97) | <0.001 | |
An. funestus s.l. | Control | 18 | 12 | 1.0 | 33 | 1.0 | ||
LO | 18 | 61 | 5.1 (2.84–9.91) | <0.001 | 115 | 3.5 (2.40–5.21) | <0.001 | |
LO+OC | 18 | 33 | 2.9 (1.56–5.86) | <0.01 | 127 | 3.7 (2.57–5.56) | <0.001 | |
Blend C | 18 | 51 | 4.3 (2.35–8.36) | <0.001 | 127 | 3.8 (2.66–5.73) | <0.001 | |
Blend F | 18 | 59 | 4.9 (2.74–9.60) | <0.001 | 86 | 2.7 (2.01–5.35) | <0.001 | |
Socks | 18 | 35 | 3.1 (1.54–5.79) | <0.001 | 98 | 2.9 (2.04–4.70) | <0.001 |
IRR = incidence rate ratio, CI = confidence interval, N = number of replicates, n = total number of mosquitoes caught, LO = (E)-linalool oxide and OC = β-ocimene. NB: Control (solvent or solvent + CO2) was used as reference.