Fig. 4.  (A ) Incidence of patients free from major adverse cardiac event (cardiac death, acute coronary syndrome, need for coronary revascularization, or cardiac surgery and congestive heart failure) during follow-up according to postoperative troponin Ic (TnIc) levels. (B ) Cumulative survival rate during follow-up according to postoperative TnIc levels. (C ) Incidence of patients free from major adverse cardiac event (cardiac death, acute coronary syndrome, need for coronary revascularization, or cardiac surgery and congestive heart failure) during follow-up according to study phase. (D ) Cumulative survival rate during follow-up according to study phase.