TABLE 3.1 U.S. Federal Data Systems for Injury Surveillance, Research, and Prevention Activities

Data System

Federal Agency


Census of Fatal Occupational Injuries (CFOI)


Compiles a count of work-related injury fatalities using multiple cross-referenced data sources.

Survey of Occupational Injuries and Illnesses (SOII)


Provides national and state data on work-related injuries and illnesses as reported by a sample of employers via an annual mail-out survey.

National Crime Victimization Survey (NCVS)


Measures the number, nature, and characteristics of specific types of crime and victims of crime. A sample of households is screened for victimization and then interviewed.

National Ambulatory Medical Care Survey (NAMCS)


Collects data on visits by patients to nonfederal office-based physicians. Samples of surveys completed by a physician or staff are collected regarding patient visits and ambulatory care during a randomly assigned 7- day period per year.

National Hospital Ambulatory Medical Care Survey (NHAMCS)


Collects data on visits to U.S. short-stay hospital emergency and outpatient departments from a set of primary sampling units.

National Hospital Discharge Survey (NHDS)


Measures inpatient care and hospital utilization by data collected from NCHS or manually collected.

National Health Interview Survey (NHIS)


Annual household interviews are conducted to measure the health status of the noninstitutionalized population. Supplemental questionnaires focus on specific health issues (HIV/AIDS, disability, etc.).

National Mortality Followback Survey—1993 (NMFS93)


Data from personal interviews or medical records are used to examine socioeconomic differentials in mortality. Aims to evaluate risk factors, prevention, and effect of health care for individuals in their last year of life.

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