Table 7 Comparison of results from block centroid population assignment method with original travel speed settings (% change reflects change compared to zip code intersection method)
From: Measuring geographic access to health care: raster and network-based methods
Block centroid | Raster | % Change | Network | % Change |
|---|---|---|---|---|
Underserved population | 489,588 | -78 | 191,420 | -85 |
Limited access population | 288,118 | -84 | 0 | -100 |