The Area Health Resources Files (AHRF) provides current as well as historic data for more than 6,000 variables for each of the nation's counties, as well as state and national data. It contains information on health facilities, health professions, measures of resource scarcity, health status, economic activity, health training programs, and socioeconomic and environmental characteristics. In addition,...

The Decennial Census provides population estimates and demographic data on the non-institutionalized U.S. population. Summary File 1 data tables provide cross-tabulations of age, sex, households, families, relationship to householder, housing units, detailed race and Hispanic or Latino origin groups, and group quarters. Summary File 2 data tables make information, such as age, relationship and homeownership...

The National Longitudinal Surveys (NLS) are a set of surveys designed to gather information at multiple points in time on the labor market activities and other significant life events of several groups of men and women. The National Longitudinal Survey of Youth (NSLY) consists of the NLSY79 (nationally representative sample of 12,686 14-22 year olds) and NLSY97 (nationally representative sample of...

The University of Michigan Health and Retirement Study (HRS) is a longitudinal panel study that surveys a representative sample of more than 26,000 Americans over the age of 50 every two years. The HRS explores the changes in labor force participation and the health transitions that individuals undergo toward the end of their work lives and in the years that follow, collecting information about income,...

The Current Population Survey (CPS) is a monthly survey of households conducted by the Bureau of Census for the Bureau of Labor Statistics. It provides a comprehensive body of data on the labor force, employment, unemployment, persons not in the labor force, hours of work, earnings, and other demographic and labor force characteristics.

The Treatment Episode Data Set (TEDS) is a national census data system of annual admissions (TEDS-A) to and discharges (TEDS-D) from substance abuse treatment facilities. TEDS collects this data from the States on all admissions and discharges aged 12 or older. TEDS provides information on service setting, treatment details, and demographic variables.

The AMA Physician Masterfile includes education, training and professional certification information on virtually all Doctors of Medicine (MD) and Doctors of Osteopathic Medicine (DO) in the United States, Puerto Rico, Virgin Islands, and certain Pacific Islands. It includes current and historical data for more than 1.4 million physicians, residents, and medical students in the United States. This...

The National Longitudinal Study of Adolescent Health (Add Health) is a longitudinal study of a nationally representative sample of adolescents in grades 7-12 in the United States during the 1994-1995 school year. Add Health combines longitudinal survey data on respondents' social, economic, psychological and physical well-being with contextual data on the family, neighborhood, community, school, friendships,...

The Monitoring the Future: A Continuing Study of the Lifestyles and Values of Youth annual surveys explore changes in important values, behaviors, and lifestyle orientations of contemporary American youth. Each year, large, distinct, nationally representative samples of 8th-, 10th-, and 12th-grade students in the United States are asked to respond to drug use and demographic questions, as well as to...

The Fragile Families and Child Wellbeing Study is following a cohort of nearly 5,000 children born in large U.S. cities between 1998 and 2000, roughly three-quarters of whom were born to unmarried parents. The Study consists of interviews with both mothers and fathers at birth and again when children are ages one, three and five, plus in-home assessments of children and their home environments at ages...