Factors that predicted ROSC included a short interval from starting cardiopulmonary resuscitation (CPR) to ROSC in the ED and the administration of fewer doses of epinephrine in the ED.

• 影响病人存活至住进加护病房治疗之因素为在急诊时接受较短时间之急救及给予较少剂量之肾上腺素。