Index Catalog // Research Data Catalog

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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.
2022 Midterm Election Raw Data

Raw data used, in part, to construct datasets in the MEIU22 collection.
OSoMe: Trains Raw Data

Raw data used in the paper The Manufacture of Partisan Echo Chambers by Follow Train Abuse on Twitter.
Covaxxy Raw Data

Raw data used to construct the CoVaxxy Tweet IDs data set.
IO Datasets

Labeled Datasets for Research on Information Operations.
Media Bias Fact Check list

A snapshot of news sources graded by Media Bias Fact Check.
Vendor Purchased Bot Raw Data

Raw data used to construct the vendor-purchased-2019 dataset.
OSoMe Publication Data

Datasets associated with projects and papers from the Observatory on Social Media.