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Explore data resources available to IU researchers. This catalog is brought to you by the IU Research Data Commons.

HCUP Nationwide Ambulatory Surgery Sample (NASS)

The Nationwide Ambulatory Surgery Sample (NASS) provides data about major ambulatory surgery encounters in hospital-owned facilities in the United States.
HCUP Nationwide Emergency Department Sample (NEDS)

The Healthcare Cost and Utilization Project (HCUP) Nationwide Emergency Department Sample (NEDS) provides data about emergency department (ED) visits across the United States, regardless of whether they result in admission.
HCUP Indiana State Inpatient Database (IN SID)

The Indiana State Inpatient Databases (IN SID) contain inpatient discharge records from community hospitals in Indiana.
HCUP National Inpatient Sample (NIS)

The Healthcare Cost & Utilization Project (HCUP) National (Nationwide) Inpatient Sample (NIS) provides a 20-percent stratified sample of all discharges from U.S. community hospitals and contains data on more than seven million hospital stays.