Table 4 Contributions of predictor variables to the boosted regression tree models predicting physical geography variables to wet season and dry season hotspots of malaria infection on Unguja, Zanzibar
Variable description | Relative influence (%) | |
|---|---|---|
| Â | Wet season | Dry season |
Slope angle (°) | 28.7 | 25.6 |
Distance to doline (m) | 25.6 | 35.1 |
Distance to stream (m) | 18.2 | 8.7 |
Landcover type | 13 | 17.4 |
Geology type | 10.1 | 8.3 |
Elevation (m) | 3.9 | 4.7 |
Soil infiltration rate | 0.5 | 0.1 |
Condition of health facility | 0 | 0 |