Data Use Restrictions

Read Carefully Before Using


  • All of CDC WONDER's datasets are covered by the following policy:

    These data are provided for the purpose of statistical reporting and analysis only. The CDC/ATSDR Policy on Releasing and Sharing Data prohibits linking these data with other data sets or information for the purpose of identifying an individual. If the identity of an individual described in a data set is discovered inadvertently, make no disclosure or other use of this information and report the discovery to:

    Associate Director for Science
    Office of Science Policy and Technology Transfer, CDC
    Mail Stop D50
    Phone: 404-639-7240

  • Data obtained from the National Center for Health Statistics, including Compressed Mortality, Fetal Deaths, Linked Birth / Infant Death records, Multiple Cause of Death, Natality, Provisional Mortality, Underlying Cause of Death, and other presentations of vital records data, are also covered by the following policy:

    The Public Health Service Act (42 U.S.C. 242m(d)) provides that the data collected by the National Center for Health Statistics (NCHS) may be used only for the purpose for which they were obtained; any effort to determine the identity of any reported cases, or to use the information for any purpose other than for statistical reporting and analysis, is against the law. Therefore users will:

    • Use these data for statistical reporting and analysis only.
    • Do not present or publish statistics representing nine or fewer births or deaths, including rates based on counts of nine or fewer births or deaths, in figures, graphs, maps, tables, etc.
    • Make no attempt to learn the identity of any person or establishment included in these data.
    • Make no disclosure or other use of the identity of any person or establishment discovered inadvertently and advise the Director, NCHS of any such discovery.
      Confidentiality Officer
      National Center for Health Statistics
      3311 Toledo Road
      Hyattsville, MD 20782
      Phone: 888-642-4159
      Email: nchsconfidentiality@cdc.gov


  • If you belive any information obtained from CDC WONDER is incorrect, please contact us.


Page last reviewed: August 30, 2022
Content source: CDC WONDER