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The HCUP family of administrative longitudinal databases contains encounter-level information on inpatient stays, emergency department visits, and ambulatory surgery in U.S. hospitals. These databases are created by AHRQ through a Federal-State-Industry partnership.
Nationwide HCUP Databases

State-Specific HCUP Databases

HCUP's State-specific databases can be used to investigate State-specific and multi-State trends in health care utilization, access, charges, quality, and outcomes.

State Inpatient Databases (SID) State Ambulatory Surgery and Services Databases (SASD) State Emergency Department Databases (SEDD)

Internet Citation: HCUP Databases. Healthcare Cost and Utilization Project (HCUP). April 2016. Agency for Healthcare Research and Quality, Rockville, MD.
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Last modified 4/20/16