Figure 2
From: The Population Health Approach: health GIS as a bridge from theory to practice
Downtown Core Area of City A versus the Regional Total: Comparison of Clients by Age and Gender, Year 2002. The HGIS, as a platform, integrates information on Census income, postal codes, and clients in Downtown core area of City A. The spatial analytical functions of the HGIS are used to identify and extract actual clients resided in the area (as displayed in Figure 6). These clients are then compared to total population of the region, to identify distinguishing demographic characteristics of the study population.