in the study group of 1,804 operations resulting in survival for at least 30 days , the following factors were analyzed : type of operation , age , sex , new york heart association ( nyha ) functional class , urgency of operation , preoperative myocardial infarction ( mi ) , weight , body surface area , hypertension , diabetes mellitus , previous cardiac operation , smoking history , and family history of cardiac disease .
C0027051
myocardial infarction
C0018787
cardiac