Table 3.

Total estimated race/ethnicity-specific ${\mathrm{PM}}_{2.5}\text{-attributable}$ deaths among populations age 65 y and older in the United States using different concentration–response functions and baseline mortality rates.

Race/ethnicity	Underlying mortality data				National share of older populations by racial/ethnic group, as a percentage of total population above 65 y of age
	Population-weighted average	Race/ethnicity-specific	Population-weighted average	Race/ethnicity-specific
Native Americans	850 (1%)	632 (1%)	1,136 (1%)	846 (1%)	1%
Asian Americans	4,349 (4%)	2,787 (2%)	5,585 (4%)	3,580 (3%)	4%
Black Americans	12,013 (10%)	13,294 (11%)	29,994 (23%)	33,188 (25%)	9%
Hispanic Americans	7,600 (6%)	6,011 (5%)	11,581 (9%)	9,161 (7%)	8%
White Americans	96,519 (80%)	98,607 (81%)	84,101 (64%)	85,921 (65%)	79%
All groups	121,331 (100%)	121,331 (100%)	132,398 (100%)	132,696 (100%)	100%
Total costs (in $\$\text{\hspace{0.17em}billions}$ 2014)	1,059.1	1,059.1	1,155.7	1,158.3	—
CRF employed	Linear	Linear	Race/ethnicity-specific	Race/ethnicity-specific	—

Note: The relevant concentration–response functions are from Di et al. (2017). See Table 2. —, no data available; CRF, concentration–response function.