Table 1: Baseline clinical and ECG characteristics. Values are mean ± standard deviation, median (interquartile range), or number (%). AMI = acute myocardial infarction, IABP = intra-aortic balloon pump, IQR = interquartile range, N = number, and PCI = percutaneous coronary intervention.

Baseline patient characteristicsN = 81

Age (years)65 ± 13.6
Male59 (72.8)
Diabetes mellitus27 (33.3)
Hypertension49 (60.5)
Smokers27 (33.3)
Previous AMI15 (18.5)
Previous PCI6 (7.4)
Previous stroke6 (7.4)
Cardiogenic shock40 (49.4)
Cardiac arrest before PCI28 (34.5)
Total ischemic time (min)360 (142.5-600)
IABP6 (7.4)