Table 1. Pearson correlation coefficient for pairs of predictor variables associated with occurrence of RVF.
| Predictor variable | Soil type | Mean diurnal temperature range (oC) | Precipitation of wettest quarter (mm) | Elevation (metre above sea level) | Livestock density (heads per square km) | Proximity to forest (km) | Proximity to protected areas (km) | Rainfall pattern |
|---|---|---|---|---|---|---|---|---|
| Soil type | 1 | -0.10 | 0.20 | -0.22 | -0.08 | 0.09 | 0.01 | -0.28 |
| Mean diurnal temperature range (oC) | 1 | -0.56 | -0.02 | 0.25 | 0.09 | 0.31 | -0.18 | |
| Precipitation of wettest quarter (mm) | 1 | 0.07 | -0.58 | -0.23 | -0.07 | -0.26 | ||
| Elevation (metre above sea level) | 1 | -0.01 | -0.06 | -0.01 | 0.09 | |||
| Livestock density (heads per square km) | 1 | 0.22 | -0.06 | 0.62 | ||||
| Proximity to forest (km) | 1 | -0.02 | 0.10 | |||||
| Proximity to protected areas (km) | 1 | -0.13 | ||||||
| Rainfall pattern | 1 |