Questionnaires, Datasets, and Related Documentation
These resources from past NHIS years are available for use by researchers, analysts, and others. For more recent study years, visit the NHIS website: https://www.cdc.gov/nchs/nhis/
- Major Changes
Explains the various changes in data collection technology and injury and poisoning questions from 1957 to the present.
- Injury and Poisoning Questions
Provides the names of the NHIS core and supplement questionnaires that contain injury and poisoning questions, as well as a PDF file containing the injury and poisoning questions from the original questionnaires for easy reference.
- Guide for Data Users
Provides links to NHIS injury and poisoning information, including questionnaires, documentation, data file information, SAS/SPSS/Stata input statements and data sets for each data year in which NHIS injury and poisoning questions were asked.
- Editing and Processing the Injury and Poisoning Data
An explanation of the injury and poisoning data editing process.