Results The ROSC of routine CPR (without any drugs) was 24.19% (15/62) within five minutes, and total ROSC reached 48.39% (30/62) after epinephrine and vasopressin administration.

结果常规心肺复苏的自主循环恢复率为24.19%（15/62），加用升压素和肾上腺素后总的自主循环恢复率提高到48.39%（30/62）。