Table II.
Angiographic finding and primary percutaneous coronary intervention
| Parameter | Normal reflow (n = 3333) | No-reflow (n = 471) | P-value |
|---|---|---|---|
| Multivessel disease (%) | 1365 (41) | 279 (59.2) | < 0.001 |
| Infarct related coronary artery (%): | 0.925 | ||
| Left main artery | 48 (1.4) | 6 (1.3) | |
| Left ascending artery | 1586 (47.6) | 220 (46.7) | |
| Left circumflex artery | 1129 (33.9) | 162 (34.4) | |
| Right artery | 570 (17.1) | 83 (17.6) | |
| Preintervention TIMI-flow (%): | < 0.001 | ||
| 0 | 2325 (69.8) | 357 (75.7) | |
| 1 | 356 (10.7) | 72 (15.4) | |
| 2 | 497 (14.9) | 34 (7.2) | |
| 3 | 155 (4.6) | 8 (1.7) | |
| Thrombus burden (%): | < 0.001 | ||
| Low thrombus burden | 1873 (56.2) | 200 (42.5) | |
| High trombus burden | 1460 (43.8) | 271 (57.5) | |
| Lenght of target lesion [mm] | 13.5 ±12.2 | 19.3 ±8.6 | < 0.001 |
| Reference vessel diameter [mm] | 3.2 ±1.2 | 2.6 ±0.8 | < 0.001 |
| Reperfusion method (%): | < 0.001 | ||
| Balloon dilation | 396 (11.9) | 65 (13.8) | |
| Balloon predilation following stent implantation | 2395 (71.9) | 368 (78.2) | |
| Stent implantation | 542 (16.2) | 38 (8) | |
| Thrombus aspiraton (%) | 137 (4.1) | 27 (5.7) | 0.170 |
| Use of tirofiban (%) | 854 (25.6) | 219 (46.5) | < 0.001 |
Data are presented as mean. TIMI – thrombolysis in myocardial infarction.