“…Cardiac arrest was defined as the inability to palpate a central pulse, unresponsiveness, and apnea or severe bradycardia lower than 60 beats per minute, with poor perfusion in infants requiring external cardiac compressions and assisted ventilation. 2,3,11 Analyzed data included patient-related variables, namely, age, cause of the CRA, and personal background; arrest and life supportYrelated variables, namely, type of arrest, location of the arrest, time elapsed from the arrest to starting of CPR, persons who performed the CPR life support maneuvers, first documented ECG rhythm, and total duration of CPR; and outcome-related variables, namely, return of spontaneous circulation, survival to hospital admission, and discharge.…”