The CRI’s Clinical Research Data Warehouse (CRDW) is one of the deepest, richest, and most research-ready data repositories of its kind. Containing more than a decade of University of Chicago medical data, it seamlessly brings together multiple internal and external data sources to provide researchers with access to more than 12 million encounters for 2.3 million patients. This HIPAA-compliant research data repository uses the highest levels of security to ensure the safety of its human subject data.