Table 5. Factors associated with FTS positivity in sentinel and spot-check sites of Manakara, Mananjary, Vohipeno and Ifanadiana1 (N = 3,325).
| Mean in FTS- (%) | Mean in FTS+ (%) | Odds Ratio | 95% CI | p-value | |
|---|---|---|---|---|---|
| Preventive behaviours | |||||
| Has taken MDA in the last 5 years | 63.9 | 58.8 | 0.57 | (0.36–0.91) | 0.0175 |
| Has taken MDA in the last 12 months | 52.0 | 20.0 | 0.2 | (0.11–0.35) | <0.0001 |
| Owns bed net | 93.5 | 90.0 | 0.65 | (0.31–1.39) | 0.2671 |
| Sleeps under bed net | 91.7 | 88.8 | 0.86 | (0.41–1.81) | 0.6828 |
| Sleeps everyday under bed net (last 12 months) | 88.3 | 85 | 0.86 | (0.45–1.65) | 0.6562 |
| Knowledge | |||||
| Has attended 1ary school or higher | 85.7 | 69.6 | 0.5 | (0.3–0.81) | 0.0056 |
| Knows about LF | 41.8 | 58.8 | 0.81 | (0.51–1.28) | 0.363 |
| - Information source | |||||
| Health staff | 7.1 | 7.5 | 0.68 | (0.29–1.57) | 0.3628 |
| Community health worker | 17.7 | 30 | 1.17 | (0.71–1.91) | 0.539 |
| Other people | 27.3 | 36.2 | 0.78 | (0.49–1.25) | 0.3047 |
| Radio | 2.1 | 1.2 | 0.42 | (0.06–3.04) | 0.3879 |
| Newspaper2 | 0.2 | 0 | - | - | - |
| Television2 | 0.3 | 0 | - | - | - |
| - Knows about LF MDA | 37.7 | 49.4 | 0.7 | (0.45–1.11) | 0.1276 |
1 Univariate conditional logistic regressions. All regressions were matched by age group (5–14 vs 15–90 years)
2 Insufficient variability and sample size to allow for appropriate estimations of Odds Ratio and p-value