Fig 1.
Research framework.
Table 1.
Healthy city evaluation index system.
Fig 2.
Data distribution of the healthy city indicator system.
Fig 3.
Correlation analysis.
Table 2.
KMO and Bartlett’s test.
Fig 4.
Scree plot.
Table 3.
Total variance explained.
Table 4.
Communalities.
Table 5.
Component score coefficient matrix.
Table 6.
Economic meaning of the factors.
Fig 5.
Growth trend of urban health evaluation.
Fig 6.
Comparison of the healthy city index scores for the six dimensions.
Fig 7.
HCI changes.
Fig 8.
Comparison of the healthy city index scores of three cities in 2005, 2014, and 2022.