Table 1. Preoperative Variables by PAC Type
* Elective surgery performed >72 h after cardiac catheterization.
† Absence of unstable angina requiring nitroglycerin infusion or intraaortic balloon pump, pulmonary edema requiring intubation, cardiogenic shock, cardiac arrest requiring cardiopulmonary resuscitation.
PAC = pulmonary artery catheter; %Miss = percent of missing observations for respective variable; IQR = interquartile range; CABG = coronary artery bypass graft.