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Table 4 Intervention effects by socio-economic status of respondents
| Ma | Low (0–1) | Medium-low (2) | Medium (3) | High (4+) | Test for interactionsc | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| (1) Comp. (n = 363) | (2) Inter. (n = 492) | (3) Comp. (n = 344) | (4) Inter. (n = 433) | (5) Comp. (n = 234) | (6) Inter. (n = 369) | (7) Comp. (n = 245) | (8) Inter. (n = 506) | (9) Test statistic | (10) p | |
| Knowledge of malaria | ||||||||||
| Mosquito bites cause malaria | 52.0% | 71.1% | 56.7% | 73.9% | 55.4% | 72.0% | 69.5% | 85.3% | 0.60 | 0.896 |
| Knowledge of nets and treatment | ||||||||||
| Familiar with mosquito nets | 86.3% | 95.0% | 92.6% | 95.3% | 94.5% | 95.6% | 95.3% | 96.8% | 6.92 | 0.074 |
| Ever heard of insecticide treatment | 6.9% | 42.2% | 11.6% | 47.9% | 17.7% | 56.4% | 25.7% | 63.2% | 5.63 | 0.131 |
| ITN kills or repels mosquitoes | 4.6% | 32.5% | 8.4% | 38.2% | 12.9% | 43.4% | 19.2% | 47.0% | 10.25 | 0.017 |
| Know that ITN needs re-treatment | 0.3% | 14.4% | 0.0% | 19.7% | 2.3% | 20.9% | 7.2% | 26.3% | 29.94 | 0.000 |
| No disadvantages to ITN | 3.1% | 17.3% | 4.9% | 25.6% | 11.0% | 31.6% | 13.8% | 27.8% | 12.22 | 0.007 |
| Ever heard of PowerNET | 4.9% | 63.7% | 6.4% | 65.8% | 9.7% | 69.2% | 25.0% | 76.4% | 18.84 | 0.000 |
| Ever heard of POWERCHEM | 0.0% | 16.0% | 0.6% | 19.0% | 1.4% | 23.3% | 5.0% | 29.4% | 16.22 | 0.001 |
| Access to mosquito nets | ||||||||||
| Access to mosquito nets (in minutes) | 282.76 | 132.49 | 216.73 | 138.10 | 198.85 | 147.47 | 171.93 | 107.90 | 8.85 | 0.000 |
| Access to nets in 15 minutes or less | 4.4% | 26.4% | 5.6% | 22.4% | 9.4% | 28.5% | 17.7% | 38.1% | 9.80 | 0.020 |
| Beliefs about malaria protection | ||||||||||
| One can protect oneself from malaria | 52.6% | 69.3% | 53.1% | 72.8% | 61.7% | 77.6% | 64.2% | 83.5% | 1.86 | 0.601 |
| One can protect by using a net | 11.4% | 34.9% | 12.8% | 34.8% | 20.5% | 35.8% | 30.6% | 44.9% | 12.98 | 0.005 |
| One can protect by using an ITN | 0.4% | 5.1% | 0.6% | 7.6% | 0.4% | 11.2% | 2.2% | 11.1% | 4.84 | 0.184 |
| Behaviour | ||||||||||
| Number of mosquito nets in household | 0.15 | 0.16 | 0.10 | 0.23 | 0.22 | 0.42 | 0.57 | 0.88 | 6.86 | 0.000 |
| Number of ITNs owned by household | 0.07 | 0.10 | 0.03 | 0.15 | 0.04 | 0.27 | 0.05 | 0.51 | 27.48 | 0.000 |
| Ever had ITN in household | 0.0% | 6.8% | 0.0% | 12.0% | 2.0% | 21.0% | 4.3% | 26.8% | 12.25 | 0.007 |
| Ever bought PowerNET | 0.0% | 6.8% | 0.0% | 12.3% | 2.0% | 22.2% | 4.6% | 29.5% | 12.22 | 0.007 |
| Ever bought POWERCHEM | 0.0% | 1.9% | 0.0% | 4.6% | 0.4% | 9.4% | 1.7% | 11.1% | 5.66 | 0.129 |
| Usually sleeps under a net | 1.1% | 6.9% | 2.1% | 9.5% | 7.6% | 20.2% | 17.9% | 30.4% | 7.76 | 0.051 |
