Table 4 Data sources
Data name | Theme/topic | Description | Date obtained |
|---|---|---|---|
OpenStreetMap | Roads and populated places | User submitted open data that emphasizes local knowledge. Contains both line and point data with attributes | Downloaded May 29th, 2014 |
MapMagic 2013: Thailand | Health resource facilities | Proprietary point data collected and sold by a Thai based company | Assumed to represent the facilities that exist as of 2013 |
Global Administrative Areas | Thailand province | Lines representing political boundaries. Note: Bueng Kan was established in 2011 and the new boundary was added manually | Downloaded May 29th, 2014 |
Kost et al. [15] | Diagnostic technology locations | Resources for available cardiac diagnostic resource were surveyed in Isaan Region. Contains attributed point data | Collected throughout 2009 and 2010. |