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Table 1 Examples of the 915 census-tract-level features

From: Combining crowd-sourcing, census data, and public review forums for real-time, high-resolution food desert estimation

Health and wellness

Expenditure on dental services

Expenditure on eyeglasses and contact lenses

Used prescription drugs for anxiety panic

Visited doctor in last 12 months, 1-2 times

Visited doctor in last 12 months, 3-5 times

Expenditure on nonprescription drugs

Expenditure on rental of supportive convalescent medical equipment

Number of householders with disability

Socio-economic status

Avg disposable income, for householders of age between 15,24\(\ddagger\)

Median home value

Households with income below poverty level

Household owns or leases any vehicle

Percapita income

Households not paying rent

Households rent between 10-15 percent of gross income

Nutrition

Expenditure on candy and chewing gum

Expenditure on canned fish and shellfish

Expenditure on chicken parts

Expenditure on crackers and cookies

Expenditure on dairy products

Occasionally try to eat healthy with nutrition focus

Rarely eat organic foods

Rarely check food ingredients before buying

Did baking in last 12 months

Dined out in last 12 months

Family and demography

Marital Status

Median Age of Householder

Median Age of Children

Average Household Size

Population Growth Rate

Total Households

No Persons with disability

Total daytime population

Daytime Population Density

Percent of adults divorced \(\ddagger\)

Percent of adults never married \(\ddagger\)

Expenditure behavior

Expenditure on personal care products

Expenditure on legal fees

Usually buy items on credit rather than wait

Usually buy items based on quality not price

Gambled at casino in the past 12 months

Expenditure on women sleepwear

Expenditure on dinner at vending machine

Expenditure on travel

Education and culture

Average years of education

Read 1 daily newspaper

Read book in the past 12 months

Expenditure on tickets to theatre, opera, concerts

Elementary school and high school tuition

Listen to radio 30 mins or more in typical week

Category

Num. features

Family & demography

122

Education & culture

45

Socio-economic

199

Nutrition

246

Expenditure behavior

450

Entertainment

48

Healthcare

69

  1. To be able to provide a diverse set of examples, and a high level view of the data, we have broken the features into six non-exclusive categories; so a feature may belong to more than one category. The last table lists these categories and the number of features in each of them