Questionnaires, Datasets, and Related Documentation

  • 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.