Supplemental Table 2.

Linear multiple regression results for COVID-19 prevalence in association with environmental air pollutants and pollutant sources, adjusting for covariates.∗

Variable	Estimate (SE)	P <
Diesel PM	252.5 (50.6)	.001
% 65 and over	−14.6 (2.83)	.001
% Black	10.5 (1.10)	.001
% Hispanic	3.76 (1.26)	.001
% Asian	−1.10 (4.43)	.80
% Native American/PI	4.54 (1.97)	.02
Income inequality ratio	12.6 (16.9)	.46
% some college	−12.3 (1.38)	.001
% Smokers	−29.8 (6.57)	.001
% Adults with obesity	−7.01 (2.33)	.003
% without health insurance	13.0 (4.02)	.001
Population density	0.09 (.01)	.001
State testing rate	0.05 (.02)	.001