Overview More people can survive sudden cardiac arrest when a particular sequence of
events occurs as rapidly as possible. This sequence is 1) recognition of early warning signs …

Study objective: More than 1,000 patients experience sudden cardiac arrest each day.
Treatment for this includes cardiopulmonary resuscitation (CPR_ and emergency medical …

Background The Ontario Prehospital Advanced Life Support (OPALS) Study tested the
incremental effect on the rate of survival after out-of-hospital cardiac arrest of adding a …

Published reports of out-of-hospital cardiac arrest give widely varying results. The variation
in survival rates within each type of system is due, in part, to variation in definitions. To …

Background Responsible, shared decision making on the part of physicians and patients
about the potential use of cardiopulmonary resuscitation (CPR) requires patients who are …

Study objectives: Survival from out-of-hospital cardiac arrest in cities with populations of
more than 1 million has not been studied adequately. This study was undertaken to …

Objective.—To determine survival from out-of-hospital cardiac arrest in New York City and to
compare this with other urban, suburban, and rural areas. Design.—Observational cohort …

TWO PARADOXES lie behind the question posed in the title of this article. First, rapid and
widespread dissemination of the technique of cardiopulmonary resuscitation (CPR) occured …

Study objective: To determine the relative effectiveness of differences in response time
interval, proportion of bystander CPR, and type and tier of emergency medical services …

Since the implementation of a paramedic system in Seattle, yearly survival rates from out-of
hospital cardiac arrest due to ventricular fibrillation have averaged 25% without any …