b'CARES Annual Report 2019 | 11The Cardiac Arrest Registry toEnhance Survival (CARES)In 2004, the Centers for Disease Control and Prevention1,500 cases captured in 2006. The program has since (CDC) established the Cardiac Arrest Registry to Enhanceexpanded to include 28 state-based registries (Alabama, Survival (CARES) in collaboration with the DepartmentAlaska, California, Colorado, Connecticut, Delaware, of Emergency Medicine at the Emory University SchoolFlorida, Georgia, Hawaii, Illinois, Maryland, Michigan, of Medicine. CARES was developed to help communitiesMinnesota, Mississippi, Missouri, Montana, Nebraska, determine standard outcome measures for out-of- New Hampshire, North Carolina, Ohio, Oregon, hospital cardiac arrest (OHCA), by linking the threePennsylvania, South Carolina, Texas, Utah, Vermont, sources of information that define the continuum ofWashington and Wisconsin) and the District of emergency cardiac care: 911 dispatch centers,Columbia, with more than 45 community sites in 14 emergency medical services (EMS) providers, andadditional states. CARES represents a catchment area of receiving hospitals. Participating EMS systems canalmost 143 million people or approximately 44% of the compare their performance to de-identified aggregateUS population. To date, the registry has captured over statistics, allowing for longitudinal benchmarking500,000 records, with more than 1,800 EMS agencies capability at the local, regional, and national level.and over 2,200 hospitals participating nationwide. CARES began data collection in Atlanta, with nearlyFigure 1. Map of 2020 CARES participants.'