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A commuter-based two-step floating catchment area method for measuring spatial accessibility of daycare centers
Koos Fransen1, Tijs Neutens2, Philippe De Maeyer2
1Department of Industrial Engineering, Ghent University, Valentin Vaerwyckweg 1, 9000 Ghent, Belgium; Department of Geography, Ghent University, Krijgslaan 281 S8, 9000 Ghent, Belgium.
Health & Place
|February 2, 2015
Summary
This study introduces a commuter-based two-step floating catchment area (CB2SFCA) method to improve spatial healthcare accessibility analysis. Accounting for trip-chaining behavior reveals significant accessibility differences compared to static methods.
Area of Science:
- Spatial analysis
- Healthcare accessibility research
- Transportation geography
Background:
- Traditional two-step floating catchment area (2SFCA) methods use static, centroid-based population data.
- This static approach does not account for complex travel patterns like trip-chaining.
Purpose of the Study:
- To propose and validate a commuter-based version of the 2SFCA (CB2SFCA) method.
- To enhance the accuracy of spatial healthcare accessibility assessments by incorporating dynamic travel behavior.
Main Methods:
- Developed a commuter-based 2SFCA (CB2SFCA) model.
- Applied the CB2SFCA method to assess daycare center accessibility in East Flanders, Belgium.
- Compared results with the original static 2SFCA method.
Main Results:
- The commuter-based 2SFCA (CB2SFCA) revealed significant spatial variations in accessibility.
- Incorporating trip-chaining behavior led to different accessibility outcomes compared to static 2SFCA.
Conclusions:
- The study underscores the importance of considering complex travel behavior in accessibility studies.
- The CB2SFCA method provides a more nuanced understanding of spatial accessibility, particularly for services like daycare centers.
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