Johns Hopkins
Surgery Center for Outcomes Research 

American College of Surgeons National Surgical Quality Improvement Program (NSQIP)

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American College of Surgeons National Trauma Data Bank (NTDB)

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Healthcare Cost and Utilization Project National (Nationwide) Inpatient Sample (HCUP-NIS)

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Healthcare Cost and Utilization Project Nationwide Emergency Department Sample (HCUP-NEDS)

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Healthcare Cost and Utilization Project Kids’ Inpatient Database (HCUP-KID)

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Healthcare Cost and Utilization Project Nationwide Readmissions Database (HCUP-NRD)

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Healthcare Cost and Utilization Project State Ambulatory Surgery and Services Database (HCUP-SASD) for Maryland

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Healthcare Cost and Utilization Project State Inpatient Database (HCUP-SID) for Maryland

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Healthcare Cost and Utilization Project State Inpatient Database (HCUP-SID) for California

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Healthcare Cost and Utilization Project State Emergency Department Database (HCUP-SEDD) for California

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Healthcare Cost and Utilization Project State Ambulatory Surgery and Services Database (HCUP-SASD) for California

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Maryland Health Services Cost Review Commission (HSCRC) Public Use Dataset

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MarketScan Commercial Claims and Encounters Database and the Laboratory Database, from Truven Health Analytics (2010-2017)

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