Table 1.
Patient baseline characteristics
| DCB group (n=84) | DES group (n=79) | Statistical value | P value | |
|---|---|---|---|---|
| Demographic data | ||||
| Mean age (years)a | 62.6±8.8 | 64.0±10.5 | 1.553 | 0.214 |
| Male (%) | 62 (73.8) | 56 (70.9) | 1.175 | 0.676 |
| BMIa | 26.0±3.0 | 25.4±3.0 | 0.025 | 0.874 |
| Medical history | ||||
| Smoking (%) | 46 (54.8) | 42 (53.2) | 0.042 | 0.838 |
| Diabetes (%) | 16 (19.0) | 23 (29.1) | 2.266 | 0.132 |
| Hypertension (%) | 50 (59.5) | 54 (68.4) | 1.375 | 0.241 |
| Dyslipidemia (%) | 52 (61.9) | 39 (49.4) | 2.595 | 0.107 |
| Previous CABG (%) | 1 (1.2) | 3 (3.8) | 1.156 | 0.355 |
| Previous PCI (%) | 11 (13.1) | 14 (17.7) | 0.671 | 0.413 |
| History of atrial fibrillation (%) | 2 (2.4) | 5 (6.3) | 1.544 | 0.266 |
| History of cardiac insufficiency (%) | 4 (4.8) | 7 (8.9) | 1.087 | 0.297 |
| Type of coronary heart disease | 0.943 | 0.815 | ||
| Stable angina pectoris (%) | 8 (9.5) | 10 (12.7) | 0.407 | 0.523 |
| Unstable angina pectoris (%) | 58 (69.0) | 56 (70.9) | 0.065 | 0.798 |
| NSTEMI (%) | 13 (15.5) | 9 (11.4) | 0.582 | 0.446 |
| STEMI (%) | 5 (6.0) | 4 (5.1) | 0.062 | 1.000 |
| Distribution of coronary lesions | 3.456 | 0.178 | ||
| One-vessel disease (%) | 14 (16.7) | 12 (15.2) | 0.066 | 0.797 |
| Two-vessel disease (%) | 36 (42.9) | 24 (30.4) | 2.725 | 0.099 |
| Three-vessel disease (%) | 34 (40.5) | 43 (54.4) | 3.181 | 0.075 |
DCB, drug-coated balloon; DES, drug-eluting stents; BMI, body mass index; CABG, coronary artery bypass graft; PCI, percutaneous coronary intervention; NSTEMI, non-ST-segment elevation myocardial infarction; STEMI, ST-segment elevation myocardial infarction
aExpressed by , while the rest of the data is expressed as number (%); The statistical result for the counted data refers to the chi-square test results, while that for the measurement data refers to the t-test results