PMC9922188_01
The location of old town, Bengbu, China.
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The study area consisted of 12 blocks numbered YH01-12, which were divided into 2,744 spatial units by 100 m grids, and the outliers are excluded (Figure 1).
Spatial form distribution and the spatial distribution of lung cancer incidence population in the old town of Bengbu city, 2014-2020.
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The land-use data and the built-environment data for the study area in the environmental data were obtained from the Anhui Urban & Rural Planning and Design Institute, and the data contained the main uses of each land in the study area in 2019 (Figure 2(a)), which included the road system, green space and river, residential land, and industrial land according to urban land classification, including the base area and floor number of each building.