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A growing body of evidence indicates that chest compressions alone are as effective as conventional cardiopulmonary resuscitation (CPR) for out-of-hospital CPR in adults (JW Emerg Med Jul 28 2010 and JW Emerg Med Mar 30 2007).
In a prospective national study, researchers in Sweden compared outcomes in patients older than 8 years who experienced witnessed out-of-hospital primary cardiac arrest (not from trauma, airway obstruction, drowning, or intoxication) and underwent chest compression–only CPR or traditional CPR by bystanders. Dispatchers randomly assigned patients to one of the two methods and instructed bystanders about how to perform the assigned method.
Of 3809 calls to dispatchers from 2005 to 2009 for patients with suspected cardiac …