Table 1 Data used to estimate travel time to public health facilities in Swaziland
From: Fine-scale malaria risk mapping from routine aggregated case data
Data layer | Category | Speed (km/h) |
|---|---|---|
Land cover | Tree cover, broad leaved deciduous or evergreen | 5 |
Tree cover, needle leaved, deciduous or evergreen | 5 | |
Tree cover, other | 2 | |
Shrub cover | 5 | |
Herbaceous cover | 3 | |
Sparse herbaceous | 4 | |
Cultivated and managed areas | 5 | |
Bare areas/desert | 2 | |
Water bodies/rivers | 0 | |
Digital elevation (slope) | 0° (flat) | 5.00 |
5° | 3.71 | |
-5° | 5.27 | |
Roads | Motorway/trunk | 80 |
Primary/secondary | 60 | |
Tertiary/unclassified | 10 |