TABLE 5.

Increase in Heat- and Cold-Related Mortality Per IQR Increase in Community-Specific Socioeconomic and Other Selected Community Characteristics

Community-Specific Variable	IQR	Change in Relative Effect (%)		Change in Absolute Effect (%)		Change in Heat Wave Effect (%)
		Heat	Cold	Heat	Cold
Median household income	$6,538	35.1a	2.6	56.7a	−6.7	−30.1
Unemployed	1.7%	29.1b	9.1	17.6	11.7	45.0b
Population without high school degree	7.7%	−18.0	−15.3	−13.7	−14.5	−36.2
Public transportation commuters	3.3%	11.1a	0.5	15.7a	−0.04	11.7c
Black/African American	18.0%	−1.2	10.6	−15.7	29.7c	40.3c
Living in urban setting	10.6%	22.6b	18.8	17.4	6.7	34.6c
Population	580,599	8.4a	0.6	14.4a	−0.2	6.0
Central AC	47.1%	−87.7a	10.2	−110a	72.8b	6.7

^aSignificant at P < 0.01.

^bSignificant at P < 0.05.

^cSignificant at P < 0.10.

The values reflect the percent increase in each specific heat or cold effect metric for an interquartile change in the specified long-term community-specific variable.