Table 7 Factors associated with loss of insecticide bio-efficacy
Factors | Modalities | N ineffective | Total | % ineffective | OR | OR (95%CI) | P (Wald test) | P (LR-test) |
|---|---|---|---|---|---|---|---|---|
Frequency of LLIN use | Often | 11 | 28 | 39.29 | 1.00 | - | - | 0.028 |
| Â | Every night | 89 | 144 | 61.81 | 2.50 | [1.09-5.73] | 0.031 | Â |
Sleeping material | Bed | 65 | 104 | 62.50 | 1.00 | - | - | 0.0117 |
| Â | Mat | 35 | 68 | 51.47 | 0.64 | [0.34-1.17] | 0.12 | Â |
Washing frequency | None | 31 | 53 | 58.49 | 1.00 | - | - | 0.728 |
| Â | 1 | 28 | 50 | 56.00 | 0.90 | [0.41-1.97] | 0.431 | Â |
| Â | 2-5 | 41 | 69 | 59.42 | 1.04 | [0.50-2.15] | 0.751 | Â |
Location of the Kitchen | Outside | 86 | 151 | 56.95 | 1.00 | - | - | 0.451 |
| Â | Inside | 14 | 021 | 66.67 | 1.51 | [0.58-3.96] | 0.455 | Â |
LLINs maintenance | Good | 33 | 064 | 51.56 | 1.00 | - | - | 0.489 |
| Â | Low | 67 | 108 | 62.04 | 1.54 | [0.82-2.87] | 0.489 | Â |
Distance to water for washing | >5 km | 59 | 100 | 59.00 | 1.00 | - | - | 0.17 |
| Â | <0.5 km | 41 | 072 | 56.94 | 0.92 | [0.5-1.7] | 0.174 | Â |