Table 1 Clinical characteristics of included patients according to the use of thrombus aspiration during P-PCI
Before Matching | After Matching | |||||
|---|---|---|---|---|---|---|
Thrombus aspiration and P-PCI (n = 3311) | P-PCI only (n = 6247) | p-value | Thrombus aspiration and P-PCI (n = 1750) | P-PCI only (n = 1750) | p-value | |
Age | 60 ± 13 | 63 ± 13 | < 0.001 | 61 ± 13 | 60 ± 13 | 0.10 |
Male | 77.4% | 74.6% | 0.002 | 77.7% | 78.6% | 0.59 |
Risk factors | ||||||
Dyslipidemia | 44.7% | 44.6% | 0.95 | 45.0% | 46.2% | 0.50 |
DM | 18.7% | 24.0% | < 0.001 | 19.0% | 18.9% | 0.93 |
Smoking | 43.1% | 36.4% | < 0.001 | 41.8% | 45.0% | 0.38 |
Hypertension | 53.3% | 59.7% | < 0.001 | 54.1% | 54.5% | 0.87 |
Previous history | ||||||
MI | 11.3% | 14.2% | < 0.001 | 12.1% | 12.3% | 0.84 |
PCI | 12.3% | 14.0% | 0.035 | 12.9% | 13.8% | 0.46 |
CABG | 1.3% | 1.7% | 0.188 | 1.3% | 1.1% | 0.64 |
Stroke | 3.9% | 5.2% | 0.009 | 4.0% | 4.1% | 1.00 |
PAD | 1.9% | 3.1% | 0.002 | 1.9% | 1.9% | 1.00 |
HF | 0.9% | 1.9% | < 0.001 | 0.8% | 0.6% | 0.69 |
CKD | 3.2% | 3.4% | 0.56 | 3.7% | 4.6% | 0.21 |
Admission | ||||||
KK IV class | 6.3% | 6.6% | 0.57 | 7.3% | 6.4% | 0.43 |
Infarction-related artery | ||||||
LM | 1.0% | 1.3% | 0.20 | 3.6% | 3.5% | 0.86 |
LAD | 42.4% | 35.7% | < 0.001 | 69.1% | 69.4% | 0.86 |
Circumflex | 13.4% | 17.5% | < 0.001 | 39.5% | 46.8% | < 0.001 |
RCA | 42.8% | 45.1% | 0.03 | 58.8% | 57.3% | 0.36 |
Radial access | 40.2% | 22.9% | < 0.001 | 40.3% | 20.3% | < 0.001 |
Stenting / DES | 79.4% / 47.5% | 75.9% / 50.9% | < 0.001 | 91.6% / 45.4% | 90.9% / 46.9% | 0.50 / 0.40 |
GpIIb/IIIa | 36.9% | 18.9% | < 0.001 | 51.9% | 31.0% | < 0.001 |