Clinical Presentation, Heart Function, Incidence of Mechanical Supports, and 30-Day Clinical Outcome among 309 Patients.

Data are expressed as % (n) or mean ± SD.*Group 1 = angina pectoris, Group 2 = unstable angina, Group 3 = non ST-segment elevation myocardial infarction, Group 4 = post-ST-segment elevation myocardial infarction angina.†defined as congestive heart failure (CHF) ≥ New York Heart Association Functional Classification (Fc) III.‡measured upon presentation.§intra-aortic balloon pump (IABP) was used for hypotension/shock.¶indication for poor left ventricular function [i.e., left ventricular function (LVEF) ξextra-corporeal membrane oxygenator (ECMO) was used for profound cardiogenic shock.δindicated measurement of LVEF by transthoracic echocardiography.Letters (a,b) indicate significant difference (at 0.05 level) by Bonferroni multiple-comparison post hoc test.Clinical Presentation, Heart Function, Incidence of Mechanical Supports, and 30-Day Clinical Outcome among 309 Patients.