Fig. 1

The post-resuscitation myocardial dysfunction. BL, baseline; VF, ventricular fibrillation; CO, cardiac output; EF, ejection fraction; MPI, myocardial performance index; CPR, cardiopulmonary resuscitation; CPR group, n = 16; CPR + NAC treatment group, n = 16; Sham group, n = 12;* P < .01 vs. the Sham group, #P < .01 vs. the CPR group