Measuring the impact of emergency medical services (EMS) on out-of-hospital cardiac arrest survival in a developing country: A key metric for EMS systems’ performance

AbstractOut-of-hospital cardiac arrest (OHCA) can be used to evaluate the overall performance of the emergency medical services’ (EMS) system. This study assessed the impact of EMS on OHCA survival rates in a setting where the prehospital system is underdeveloped.A retrospective chart review was car