基于步行指数与人口空间格局的城市健康资源公平性 ——以广州市中心城区为例

王芳, 朱明稳, 陈崇旺, 肖瑩, 张旭曦

Equity of urban health resources based on walkability and spatial distribution of population: A case study of the central urban area of Guangzhou City

WANG Fang, ZHU Mingwen, CHEN Chongwang, XIAO Ying, ZHANG Xuxi

表2 道路交叉口密度与街区长度衰减率

Table 2 Decay rate of intersection density and block length

交叉口密度/（个/km2） 衰减指数 街区长度/m 衰减指数 (77, +∞) 0.00 [0, 120] 0.00 (57, 77] 0.01 (120, 150] 0.01 (47, 57] 0.02 (150, 165] 0.02 (35, 47] 0.03 (165, 180] 0.03 (23, 35] 0.04 (180, 195] 0.04 [0, 23] 0.05 (195, +∞) 0.05