Public NCHS Data
You may have a health or medical research topic in mind and need to see how it was implemented in the different surveys. Or you may have picked a data system but need more information about the datasets, survey cycles, or data years. Click on a link below to reach “Questionnaires, Datasets, and Related Documentation” or a similar page for each data system.
Links to Major NCHS Data Systems
- National Health and Nutrition Examination Survey (NHANES)
- National Health Care Surveys (NHCS)
- National Health Interview Survey (NHIS)
- Vital Statistics System (NVSS)