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. 2021 Jun 15;79:101. doi: 10.1186/s13690-021-00626-z

Table 1.

Characteristics of counties

Total 3142a
Ratio of ≥65 years old to < 25 years old 0.66 (0.27)b
% Black 9.0 (14.3)
% Non-Hispanic White 76.0 (20.2)
% Rural 59.1 (32.7)
Median Household Income ($1000) 51.1 (13.5)
Median Home Value ($1000) 159.7 (103.0)
Population Density (persons/100 mile2) 2.7 (17.9)
% Unemployed 4.6 (1.7)
% Diabetic 11.6 (2.6)
Hypertension Hospitalizations Rate 6.9 (3.2)
% Smokers 17.9 (3.7)
% Excessive Drinking 17.4 (3.2)
% With access to place of physical activity 62.9 (23.1)
% Health practitioners 5.7 (1.8)
% Sales/office workers 20.5 (2.9)
% Transportation/trucking workers 17.0 (6.0)
% Education workers 9.5 (2.5)
Average summer temperature (°F) 65.1 (9.2)
Average Daily PM2.5 (μg/m3) 9.0 (2.0)
Opioid Prescribing Rate per 100 persons 61.8 (32.7)
Opioid Mortality Rate per 100,000 persons 13.7 (9.5)

a all U.S. counties including District of Columbia; bmean (S.D.)