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Access to American Hospital Association (AHA) Data

July 3, 2023 - 10:22am by Kaitlin Throgmorton

Access to American Hospital Association (AHA) Data

An image of the American Hospital Association's Data & Insights product logo, which is a white H on a blue background in a rectangle, with red and white stripes at an angle beneath it. The words "AHA Data & Insights" appear below and to the right in dark and light blue text.

After years of requests for American Hospital Association (AHA) data, the Medical and Marx libraries at Yale have made access to this important U.S. hospital data available for all Yale affiliates. Containing multiple decades of annual survey and supplemental datasets, this data resource provides information about U.S. hospitals' organizational structure, service lines, utilization, finances, insurance and payment models, and staffing, enabling peer comparisons, market analysis, and health services research.

To access AHA data, create an account on the platform, Wharton Research Data Services (WRDS), with your yale.edu email address. To learn more about how to get started, consult this research guide. If you already have a WRDS account, access AHA data now.

Quick facts about AHA Data:

  • 40+ years annual hospital survey data, dating back to 1980
  • 1,000+ data points about U.S. hospitals for each survey year
  • In addition to survey results, additional hospital data has been curated by AHA, including data and information from
    government sources, hospital accrediting bodies, and other organizations as well as AHA's financial database
  • Beyond the data itself, WRDS features include a query builder, manuals, data dictionaries, documentation, and more to facilitate data use