​​​​​​​​Dataset Documentation


Updated datasets are published to this website periodically from snapshots of the WHI database. Most often, the updates are published annually. These datasets here are commonly referred to as the "Investigator Datasets".


The documentation below is available to the public. Access to the data files is available to researchers who meet at least one of the following criteria:

  • A current WHI Principal Investigator

  • An Ancillary Study Principal Investigator

  • A former WHI Principal Investigator who was active during the first WHI Extension (2005-2010) for at least one year

  • Lead author on an approved paper

To request access to download data files, please complete the WHI Data Use Agreement.  If you already have access, sign in using the "Sign In" link at the top of the web page. If you need help, please contact the WHI Helpdesk.

Current Publish Date

June 30, 2017 (data as of February 28, 2017).  See WHI Data Preparation and Use for details on what has changed.

WHI Dataset Documentation

Datasets By Category

Search for dataset variables - useful for finding variables when you are not sure of their category


​About WHI Data Collection and Procedures

We strongly encourage you to review the following documents, which are helpful in understanding the WHI data: