Table 1.
Clinical, angiographic and procedural features of the studied patients
| Parameter | Value |
|---|---|
| Age, years | 62 (53–70) |
| Male sex | 281 (70.43%) |
| Weight, kg | 78 (70–90) |
| Diabetes | 101 (25.31%) |
| Hypertension | 284 (71.18%) |
| Active smokers | 171 (42.86%) |
| Serum creatinine, mg/dL | 0.99 (0.82–1.19) |
| Creatinine clearance, mL/min | 83.55 (63.67–108.30) |
| Systolic blood pressure, mm Hg | 130 (110–144) |
| Heart rate, bpm | 76 (66–90) |
| Killip class >1 | 58 (14.54%) |
| Cardiac arrest | 35 (8.78%) |
| Elevated cardiac enzymes or | |
| biomarkers at presentation | 322 (80.70%) |
| Anterior STEMI | 174 (43.61%) |
| LVEF, % | 45.0 (40.0–50.0) |
| Ischemic time, hours | 5.0 (3.5–8.0) |
| LAD or LM as culprit vessel | 178 (44.61%) |
| Presence of a CTO | 52 (13.03%) |
| Pre-procedural TIMI-flow< 2 | 311 (77.94%) |
| >1 implanted stent/patient | 92 (23.06%) |
| Balloon predilatation | 136 (34.09%) |
| Balloon postdilatation | 97 (24.31%) |
| Thrombus aspiration | 144 (36.09%) |
| GPIIb/IIIa inhibitors administered | 261 (65.41%) |
Values are expressed as medians (interquartile range) or number (percentage). bpm - beats per minute; CTO - chronic total occlusion; GPIIb/IIIa - glycoprotein IIb/IIIa; LAD - left anterior descending coronary artery; LM - left main stem; LVEF - left ventricular ejection fraction; STEMI - acute ST-segment elevation myocardial infarction; TIMI - thrombolysis in myocardial infarction