Table 1 Sociodemographic, occupational, environmental, and mobility risk factors used to predict COVID-19 case incidence in cities and towns of Massachusetts

% Racial minorities

Percentage of non-white people^a

% Black

Percentage of people identifying as African American/ Black^a

% Hispanic/Latinx

Percentage of people identifying as Latino/Hispanic^a

% Age > 80

Percentage of people older than 80 years^a

% Age > 70

Percentage of people older than 70 years^a

% Age < 20

Percentage of people younger than 20 years^a

% Below poverty

Percentage of people living below poverty line^a

% Disabilities

Percentage of people with disability^a

% Essential services

Percentage of people with essential service job^a

% No health insurance

Percentage of people without health insurance coverage^a

% More than 2 per room

Percentage of housing units with occupancy > 2 persons per room^a

% More than 1.5 per room

Percentage of housing units with occupancy > 1.5 persons per room^a

% More than 1 per room

Percentage of housing units with occupancy > 1 persons per room^a

% Public transportation

Percentage of people traveling to work by public transportation^a

% Undergraduates

Percentage of people enrolled in undergraduate higher education^a

Prison population

Percentage of incarcerated population^b

LTCF (# beds)

Number of long term care facility beds as percentage of population^c

PM_2.5

Mean annual PM_2.5 level^d

Population density (5 km)

Number of people living within 5 km radius from town^a

Population density (20 km)

Number of people living within 20 km radius from town^a

Population density (50 km)

Number of people living within 50 km radius from town^a

Population density (100 km)

Number of people living within 100 km radius from town^a

% Going to work

Estimated percentage of population going to work outside home^e