Table 2.
Procedural variables for patients with STEMI treated with primary PCI who died or survived during a mean follow-up of 3.5 years
| Total cohort N=1313 | Survived during follow-up n=1132 | Died during follow-up n=181 | p Value | |
|---|---|---|---|---|
| Radial access | 111 (8.5%) | 107 (9.5%) | 4 (2.2%) | 0.0002 |
| Mean contrast volume | 146.3 | 146.1±51.6 | 148.0±49.9 | 0.669 |
| STB* time (minutes) | 198 (140–345) | 195 (139–330) | 236 (150–456) | 0.01 |
| STB time >360 min | 239 (23.8%) | 190 (22.1%) | 49 (34.3%) | 0.0022 |
| Prasugrel used | 243 (18.7%) | 227 (20.1%) | 16 (9.2%) | 0.0002 |
| Glycoprotein IIb-IIIa used | 597 (50.9%) | 516 (50.6%) | 81 (52.3%) | 0.71 |
| Estimated GFR† | 74.1 | 76.8±15.8 | 56.7±22.6 | <0.0001 |
| Estimated GFR <60 | 256 (19.6%) | 157 (13.9%) | 99 (55.9%) | <0.0001 |
| Procedural success | 1272 (98.2%) | 1108 (98.8%) | 164 (94.8%) | 0.0018 |
| Cardiogenic shock | 92 (7.0%) | 38 (3.4%) | 54 (29.8%) | <0.0001 |
| Cardiac arrest | 25 (1.9%) | 15 (1.3%) | 10 (5.7%) | 0.0009 |
| 3-vessel disease | 242 (18.8%) | 191 (17.2%) | 51 (29.3%) | 0.0003 |
| Culprit artery | ||||
| Left main | 4 (0.3%) | 1 (0.1%) | 3 (1.7%) | 0.0088 |
| LAD‡ | 559 (42.7%) | 474 (41.9%) | 85 (48.0%) | 0.125 |
| RCA§ | 525 (40.1%) | 470 (41.5%) | 55 (31.1%) | 0.0075 |
| LCx¶ | 204 (15.6%) | 175 (15.5%) | 29 (16.4%) | 0.75 |
| Graft | 17 (1.3%) | 12 (1.1%) | 5 (2.8%) | 0.0676 |
| >1 vessel treated | 90 (7.0%) | 71 (6.3%) | 19 (10.9%) | 0.038 |
| Initial TIMI** flow 0–1 | 742 (57.7%) | 632 (56.9%) | 110 (63.2%) | 0.114 |
| Final TIMI flow <3 | 99 (7.7%) | 72 (6.5%) | 27 (15.7%) | 0.0001 |
| >1 stent implanted | 328 (26.7%) | 284 (26.5%) | 44 (27.9%) | 0.73 |
| Drug-eluting stent | 295 (23.0%) | 274 (24.7%) | 21 (12.0%) | 0.0001 |
| Mean stent diameter | 3.23 | 3.26±1.5 | 3.06±0.42 | 0.11 |
| Stent length | 17.3 | 17.4±5.3 | 17.1±5.2 | 0.62 |
*Symptom-to-balloon time.
†Glomerular filtration rate.
‡Left anterior descending artery.
§Right coronary artery.
¶Left circumflex artery.
**Thrombolysis In Myocardial Infarction flow score.
PCI, percutaneous coronary intervention; STEMI, ST-segment elevation myocardial infarction.