Table 2. Comparison between AMI patients with and without fQRS complex within 48 h of presentation.
| FQRS patients (n = 87) | Non-fQRS patients (n = 153) | p-value | |
| Age (year) | 61.4 ± 14.8 | 57.2 ± 12.2 | 0.026 |
| Male (n, %) | 74 (85.1%) | 131 (85.6%)0 | 0.905 |
| Hypertension (n, %) | 50 (57.5%) | 76 (49.7%) | 0.245 |
| Diabetes (n, %) | 19 (21.8%) | 26 (17.0%) | 0.355 |
| Smoker (n, %) | 51 (58.6%) | 90 (58.8%) | 0.976 |
| Systolic pressure (mmHg) | 120.8 ± 22.1 | 124.4 ± 23.5 | 0.241 |
| Diastolic pressure (mmHg) | 75.4 ± 13.0 | 78.7 ± 13.7 | 0.063 |
| Total cholesterol (mmol/L) | 4.5 ± 1.1 | 4.5 ± 1.1 | 0.873 |
| LVEDD (mm) | 46.2 ± 5.2 | 46.0 ± 4.1 | 0.835 |
| LVEF (%) | 47.8 ± 9.9 | 51.0 ± 6.4 | 0.044 |
| QRS complex width (ms) | 101.3 ± 15.0 | 93.1 ± 11.2 | < 0.001 |
fQRS, fragmented QRS; LVEDD, left ventricular end diastolic diameter; LVEF, left ventricular ejection fraction.