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Table 1 Domains of Neighborhood Characteristics, Key Variables and Data Sources

From: Use of community-level data in the National Children’s Study to establish the representativeness of segment selection in the Queens Vanguard Site

Domain and Variables Data Source
a. Demographic Variables  
 1). Total population US Census 2000 SF3 file
 2). Population density (10k people / km2) US Census 2000 SF3 file
 3). Total number of house holds US Census 2000 SF3 file
 4). Proportion below age 18 US Census 2000 SF3 file
 5). Proportion above age 64 US Census 2000 SF3 file
 6). Proportion Female US Census 2000 SF3 file
 7). Race US Census 2000 SF3 file
 a). Proportion White only US Census 2000 SF3 file
 b). Proportion Black only US Census 2000 SF3 file
 c). Proportion Asian-Pacific Islander only US Census 2000 SF3 file
 d). Proportion other only US Census 2000 SF3 file
 e). Proportion two or more races listed US Census 2000 SF3 file
 8). Ethnicity US Census 2000 SF3 file
 a). Proportion Hispanic US Census 2000 SF3 file
 b). Proportion foreign born US Census 2000 SF3 file
 c). Proportion linguistically isolated US Census 2000 SF3 file
b. Socio-economic Variables  
 1). Proportion with High school degree or beyond US Census 2000 SF3 file
 2). Proportion with a Bachelors degree or beyond US Census 2000 SF3 file
 3). Per capita income US Census 2000 SF3 file
 4). Median house hold income US Census 2000 SF3 file
 5). Proportion of people whose income is below the federal poverty level US Census 2000 SF3 file
 6). Unemployment rate US Census 2000 SF3 file
c. Information about Households
 1). Average house hold size US Census 2000 SF3 file
 2). Total housing units US Census 2000 SF3 file
 3). Percent of households renting their home US Census 2000 SF3 file
d. Maternal Birth Statistics  
 1). Proportion of births to women <17 years old New York City Department of Health and Mental Hygiene, Office of Vital Statistics.
 2). Proportion of births to women with less than 12 years of education New York City Department of Health and Mental Hygiene
 3). Proportion of births to primiparous mothers New York City Department of Health and Mental Hygiene
 4). Proportion of mothers with late or no prenatal care New York City Department of Health and Mental Hygiene
 5). Proportion of births to mothers receiving Medicaid New York City Department of Health and Mental Hygiene
 6). Proportion of births that are low birth weight New York City Department of Health and Mental Hygiene
 7). Proportion of births that are pre-term. New York City Department of Health and Mental Hygiene
e. Transit Related Variables  
 1). Proportion of commuters using private cars US Census 2000 SF3 file
 2). Proportion of commuters using public transit US Census 2000 SF3 file
 3). Subway stop density (stops/km2) NYC Metropolitan Transit Authority
 4). Bus stop density (stops/km2) NYC Metropolitan Transit Authority
 5). Street network distance to central business district 1 (km) New York State Street Centerlines
 6). Street network distance to central business district 2 (km) New York State Street Centerlines
 7). Street length weighted average speed limit New York State Street Centerlines
f. Greenery and Playgrounds  
 1). Street trees per km2 New York City Department of Parks & Recreation
 2). Number of playgrounds New York City Department of Parks & Recreation
g. Safety and Social Disorder  
 1). Pedestrians injured in car accidents New York State Department of Transportation
 2). Bicyclists injured in car accidents New York State Department of Transportation
 3). Average crime complaints per capita (2001–2004) New York City Police Department, CompStat Crime Data.
h. Land Use Variables  
 1). Proportion of building space that is residential New York City Department of City Planning, PLUTO database
 2). Proportion of building space that is commercial New York City Department of City Planning, PLUTO database
 3). Proportion of lot area zoned commercial New York City Department of City Planning, PLUTO database
 4). Residential-commercial land use mix New York City Department of City Planning, PLUTO database
 5). Number of buildings New York City Department of City Planning, PLUTO database
 6). Average number of floors per building New York City Department of City Planning, PLUTO database
 7). Walk-ability score A composite score including population density, intersection density, subway and bus stop density and residential-commercial land use mix.
i. Pollution Sources  
 1). Percentage of Tract within 805m of a TRI Site EPA, Toxic Release Inventory Database
 2). Percentage of Tract within 402m of a Stationary Point Source EPA, National Emissions Inventory
 3). Proportion of tract with 300 meters of a major trucking route NYC Metropolitan Transit Authority
 4). Proportion of tract covered by any of the above