CARES Annual Report 2018 | 3 Contents § Introduction 5 § A Year in Review 7 § Why CARES Matters: A Story of Survival from OHCA 8 § The Cardiac Arrest Registry to Enhance Survival (CARES) 11 § CARES in Action 15 § Executive Summary 19 § Incidence & Demographics 20 § Chain of Survival 25 § Survival Outcomes 30 § 2018 Research Highlights 38 § List of Abbreviations & Definitions 40 § References 40 § The CARES Group 42 Cover photo courtesy of AMR San Francisco; Photo credit: Paramedic Jack Simpson.