Figure 1.

Patient flow diagrams for the University of Minnesota Extracorporeal Cardiopulmonary Resuscitation (UMN-ECPR) and ALPS (Amiodarone, Lidocaine, or Placebo Study) cohorts. A, Patients transported for the UMN-ECPR protocol. B, Patient selection for the ALPS cohort. ABG indicates arterial blood gas; CCL, cardiac catheterization laboratory; CICU, cardiac intensive care unit; CPC, Cerebral Performance Category; CPR, cardiopulmonary resuscitation; EMS, emergency medical services; mRS, modified Rankin Scale; and Pao2, arterial partial pressure of oxygen.