Table 2. Correlation analysis results

Classification	Elderly population ratio	Youth population ratio	Key productive populaticn ratio	Financial independence	National basic livelihood recipients ratio
Health vulnerability by heat wave	−.233**	.117**	229**	.091**	−.108**
Health vulnerability by flood	−.025	−.030	.056	.005	−.016
Health vulnerability by fine dust	−.155**	.050	.105**	.009	−.063*

p < 0.05
p < 0.01
Correlation coefficients of less than ± 0.2 to ± 0.4 indicate low correlations and less than ± 0.2 means little correlation