title: 7 - Establishing the Crimean Out-of-Hospital Cardiac Arrest and Resuscitation Registry (COHCARR): a baseline epidemiological analysis
abstract: Purpose of the study. To evaluate epidemiology of out-of-hospital cardiac arrest (OHCA) and performance of emergency medical services (EMS) in the Crimea. Materials and methods. The Crimean Out-of-Hospital Cardiac Arrest and Resuscitation Registry (COHCARR) is designed as a prospective population-based registry of all EMS-attended OHCA with attempted resuscitation, occurring in the Republic of Crimea (population coverage: 1.91 million). The baseline data collected from January to June 2018 were 