From: Hierarchical two-step floating catchment area (2SFCA) method: measuring the spatial accessibility to hierarchical healthcare facilities in Shenzhen, China
Levels
Level 1
Level 2
Level 3
Weighted average accessibility
2.26
3.37
3.92
Total supply
3672
6370
8018
Standard deviation (multiplying 104)
0.79
1.6
3.2
Coefficient of variation (CV)
0.35
0.48
0.54