Table 2.
Presentation and Angiographic Characteristics
| Parameter | BMS (N=884) |
DES (N=653) |
P-Value |
|---|---|---|---|
| Stable Angina, % | 28.0 | 23.0 | 0.03 |
| Unstable Angina, % | 39.8 | 32.0 | 0.002 |
| Acute Myocardial Infarction, % | 23.2 | 25.4 | 0.32 |
| Cardiogenic shock, % | 2.0 | 1.5 | 0.46 |
| Elective Procedure | 63.3 | 61.4 | 0.65 |
| Medications <24hrs Prior to or During Procedure |
|||
| Aspirin, % | 93.7 | 91.4 | 0.09 |
| Clopidogrel and/or Ticlopidine, % | 68.7 | 86.1 | <0.001 |
| GP IIb/IIIa Receptor Antagonist, % | 31.7 | 36.6 | 0.04 |
| Abnormal Left Ventricular Function, % | 27.2 | 28.3 | 0.68 |
| Ejection Fraction, mean, median | 54.0, 55 | 52.9, 55 | 0.41 |
| Vessel Disease (≥50% stenosis), % | <0.001 | ||
| 0 | 0.1 | 0.2 | |
| 1 | 42.7 | 29.7 | |
| 2 | 32.5 | 32.6 | |
| 3 | 24.7 | 37.5 | |
| Technically Amenable to Complete Revascularization with CABG, % |
87.1 | 77.0 | <0.001 |
| Technically Amenable to Complete Revascularization with PCI, % |
80.1 | 84.8 | 0.02 |
*
Denotes significance across groups. BA = balloon angioplasty; BMS = bare metal stent; CABG = coronary artery bypass graft surgery; DES = drug eluting stent; PCI = percutaneous coronary intervention.