Duration of cardiopulmonary resuscitation in patients without prehospital return of spontaneous circulation after out-of-hospital cardiac arrest: Results from a severity stratification analysis

In OHCA patients without prehospital ROSC, those aged <75 years with initial shockable rhythm had acceptable 1-month CPC 1-2 rate. However, CPR efforts lasting 26 min or over before hospital arrival could be futile.