Table 1.
Baseline characteristics (n = 104 patients).
| SCB (n = 43) | RA (n = 61) | p value | |
|---|---|---|---|
| Age (years) | 75.0 ± 6.6 | 74.8 ± 6.5 | 0.88 |
| Males | 34 (79%) | 47 (77%) | 0.81 |
| Height (cm) | 173.9 ± 8.7 | 171.6 ± 8.9 | 0.20 |
| Weight (kg) | 83.0 ± 13.0 | 82.3 ± 16.1 | 0.83 |
| Diabetes mellitus | 9 (21%) | 21 (34%) | 0.13 |
| Hypertension | 39 (91%) | 58 (96%) | 0.38 |
| Dyslipidemia | 26 (60%) | 45 (74%) | 0.15 |
| Current smokers | 6 (13%) | 9 (15%) | 0.91 |
| Chronic renal failure∗ | 11 (26%) | 12 (20%) | 0.50 |
| Previous MI | 17 (39%) | 10 (16%) | 0.008 |
| Previous PCI | 20 (46%) | 26 (43%) | 0.69 |
| Previous CABG | 6 (14%) | 6 (10%) | 0.52 |
| Unstable angina | 2 (5%) | 4 (7%) | 0.68 |
| Atrial fibrillation | 3 (7%) | 11 (18%) | 0.10 |
| Left main disease | 21 (49%) | 25 (41%) | 0.43 |
| Multivessel disease | 38 (88%) | 54 (88%) | 0.98 |
| LV ejection fraction (%) | 57.5 ± 10.3 | 57.9 ± 10.1 | 0.86 |
| Multilesion PCI | 22 (51%) | 29 (48%) | 0.72 |
| Unfractionated heparin | 43 (100%) | 61 (100%) | 1.00 |
| Bivalirudin | 0 (0%) | 0 (0%) | 1.00 |
| GP IIb/IIIa antagonists | 0 (0%) | 2 (3%) | 0.51 |
Values are n (%) or mean ± SD; CABG=coronary artery bypass graft, GP=glycoprotein, LV=left ventricle, MI=myocardial infarction, PCI=percutaneous coronary intervention, RA=rotational atherectomy, and SCB=scoring/cutting balloon. ∗Glomerular filtration rate <60 ml/min.