Figure 1.
Utstein-Style Flow Diagram of Study Participants.
Abbreviations: DNAR, do not attempt resuscitation; EMS, Emergency Medical Service; CPR, cardiopulmonary resuscitation; ROSC, return of spontaneous circulation.
Utstein-Style Flow Diagram of Study Participants.
Abbreviations: DNAR, do not attempt resuscitation; EMS, Emergency Medical Service; CPR, cardiopulmonary resuscitation; ROSC, return of spontaneous circulation.