Table 1 |
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Approaches for conceptualizing and measuring the geographical accessibility of services and facilities for residential areas |
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| Conceptualization |
Accessibility measures |
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| Immediate proximity |
The distance between a location and the closest facility |
| Availability within one area unit |
The number of facilities contained within a given unit (for example, census tract) |
| Availability provided by the immediate surroundings |
The number of facilities within a given distance from a point of origin |
| Average cost to reach all destinations |
The average distance between a location and all facilities |
| Average cost to reach diversity |
The average distance between a location and n facilities |
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Adapted from Talen [41] and Apparicio et al. [32]. |
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Apparicio et al. International Journal of Health Geographics 2008 7:7 doi:10.1186/1476-072X-7-7 |
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