Table 5.
Explanatory variable data types, website for public access, individual features by name, geographic location, geographic resolution, time period, and periodicity.
| Data Type | Website | Individual Features |
Geographic Location |
Geographic Resolution | Time Period | Periodicity |
|---|---|---|---|---|---|---|
| Case Counts | epiarchive.bsvgateway.org accessed on 28 May 2019 | Incidences of select human diseases. | Countries of interest | Region-level | 2009–2018 | Daily |
| Political Borders | gadm.org accessed on 28 May 2019 | Geopolitical borders (country and within country) | Countries of interest | Region-level | 2018 | Single instance |
| Climate | disc.gsfc.nasa.gov; earthdata.nasa.gov accessed on 28 May 2019 | air temperature, humidity, precipitation, soil moisture, and wind speed | Global | Gridded 0.25° × 0.25°, 1° × 1° |
2012–2018 | Monthly |
| Gross Domestic Product | www.ers.usda.gov accessed on 28 May 2019 | Gross Domestic Product | Global | Country-level | Varies | Yearly |
| Elevation | www.diva-gis.org accessed on 28 May 2019 | Digital Elevation Map | Global | 43,200 × 17,200 (30 arc seconds) | NA | NA |
| Mortality | www.who.int accessed on 28 May 2019 | Deaths by country, year, sex, age group, and cause of death. | Global | Country-level | 2009–2018 | Yearly |
| Municipal waste | stats.oecd.org accessed on 28 May 2019 | Municipal waste generation and treatment | Countries of interest | Country-level | 2009–2017 | Yearly |
| Socio-political and Physical data |
www.naturalearthdata.com accessed on 28 May 2019 | Country and internal administrative borders; socioeconomic and political attributes | Global | Varies by country; 1: 10 m–110 m | 2019 | Single instance |
| Population | population.un.org accessed on 28 May 2019 | Population by age intervals by location | Global | Country-level | 2009–2015 | Every 5 years |
| Population Density | sedac.ciesin.columbia.edu accessed on 28 May 2019 | Population density | Global | 30 arc-seconds | 2009–2015 | Every 5 years |
| Water Potability and Treatment | stats.oecd.org accessed on 28 May 2019 | Freshwater resources, available water, wastewater treatment plant capacity, surface water | Countries of interest | Country-level | 2009–2017 | Yearly |
“NA” means no data available.