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. 2021 Oct 16;32(4):563–570. doi: 10.1038/s41370-021-00391-9

Table 3.

PM_2.5 and constituent exposure, by source, duration, and diabetes status at follow-up.

	Diabetes status
Variable	No (n = 9799)	Yes (n = 1409)	p value^a
CDC WONDER PM_2.5 (µg/m³, mean, SD)
1-year duration	13.8 (4.1)	14.1 (4.2)	0.03
Downscaler PM_2.5 (µg/m³, mean, SD)
1-year duration	12.7 (2.1)	12.8 (2.1)	0.01
2-year duration	12.8 (2.2)	12.9 (2.1)	0.03
Annual grid PM_2.5 (µg/m³, mean, SD)
1-year duration	12.4 (2.2)	12.6 (2.1)	0.001
2-year duration	12.4 (2.2)	12.6 (2.1)	0.001

^aObtained from one-way ANOVA.