Table 2.

Variable inflation factor (VIF) for the exposure variable and covariates.

	VIF
Greenness (-10–10)	2.88
Vulnerability (HVI, 0–10)	1.64
Population density (people/hectare)	1.65
Average building height (m)	1.61
% building footprint	2.41
% forest	1.51
% non-forest natural land	1.07
% farmland	1.71
Average elevation (m)	3.33
Relative humidity (%)	2.60
Total precipitation (mm/year)	2.48
Temperature (°C)	3.74