Table 1.
Overview of spatial data sources used in the study.
| Dataset | Producer | Resolution | Year | Citation |
|---|---|---|---|---|
| Landcover | Copernicus | ∼100 meters | 2019 | 40 |
| Roads | OpenStreetMap | Vectorized | 2021 | 38,71 |
| Waterbodies (lines and polygons) | OpenStreetMap | Vectorized | 2021 | 38,71 |
| Health facilities | Maina et al. (2019) | Vectorized | 2018 | 18 |
| Travel scenario | Adapted from Weiss et al. (2020) | – | – | 36 |
| Administrative boundaries | Global Administrative Areas (GADM) | vectorized | 2020 | 41 |
| Mean administrative unit area for publicly available population census data | Center for International Earth Science Information Network - CIESIN | ∼1 kilometer | 2018 | 53 |
For an overview of the different gridded population data products please see Supplementary Table 2.