Table 1.
Baseline Demographic, Clinical and Laboratory Characteristics of Patients
| fQRS (–) | fQRS(+) | ||
|---|---|---|---|
| Variable | (n = 323) | (n = 91) | P Value |
| Age, years (SD) | 53.6 ± 11.6 | 60.7 ± 12.5 | <0.001 |
| Female gender, n (%) | 54 (16.7) | 32 (35.2) | <0.001 |
| DM, n (%) | 22 (6.8) | 55 (60.4) | <0.001 |
| Reperfusion time, minutes (SD) | 249.6 ± 147.3 | 244.8 ± 109.4 | 0.78 |
| Door‐to‐balloon time, minutes (SD) | 42.1 ± 15.6 | 44.1 ± 14.9 | 0.3 |
| Peak CK‐MB, IU/L (SD) | 143.2 ± 137.2 | 156.3 ± 147.8 | 0.44 |
| Culprit lesion | 0.21 | ||
| LMCA, n (%) | 0 (0) | 0 (0) | |
| LAD, n (%) | 154 (47.7) | 35 (38.5) | |
| CX, n (%) | 39 (12.1) | 9(9.9) | |
| RCA, n (%) | 128 (39.6) | 47 (51.6) | |
| Others, n (%) | 2 (0.6) | 0 (0) | |
| Three‐vessel disease, n (%) | 59 (18.3) | 38 (41.8) | 0.01 |
| Post TIMI III flow, n (%) | 301 (93.2) | 84 (92.3) | 0.34 |
| Stent usage, n (%) | 295 (91.3) | 83 (91.2) | 0.71 |
| Tirofiban usage, n (%) | 103 (31.9) | 28 (30.8) | 0.97 |
| QRS duration, msn | 88 ± 14 | 94 ± 12 | <0.001 |
CK‐MB = creatinine kinase‐MB; CX = circumflex coronary artery; DM = diabetes mellitus; HL = hyperlipidemia; LAD = left anterior descending coronary artery; LMCA = left main coronary artery; MI = myocardial infarction; PCI = percutaneous coronary intervention; RCA = right coronary artery; SD = standart deviation; TIMI = Thrombolysis in Myocardial Infarction.