Table I.
Basic clinical characteristics
| Variable | Females, n = 65 (%) | Males, n = 462 (%) | Value of p |
|---|---|---|---|
| Major risk factors | |||
| Age [years] | 36.1 ±4.0 | 35.6 ±4.6 | 0.44 |
| Hypertension | 24 (36.9) | 153 (33.1) | 0.54 |
| Diabetes | 7 (10.8) | 21 (4.5) | 0.072 |
| Hypercholesterolemia | 23 (35.4) | 166 (35.9) | 0.93 |
| Smoking | 41 (63.1) | 310 (67.1) | 0.52 |
| Obesity (BMI > 30 kg/m2) | 15 (23.1) | 60 (13) | 0.029 |
| Prior MI | 3 (4.6) | 30 (6.5) | 0.76 |
| Prior PCI | 0 (0) | 3 (0.6) | 0.82 |
| Prior CABG | 2 (3.1) | 20 (4.3) | 0.89 |
| Atrial fibrillation | 0 (0) | 6 (1.3) | 0.76 |
| Heart rate [bpm] | 81 ±17 | 78 ±17 | 0.18 |
| Cardiac arrest | 4 (6.2) | 22 (4.8) | 0.86 |
| Infarct location | |||
| Anterior | 29 (44.6) | 182 (39.4) | 0.42 |
| Inferior | 31 (47.7) | 225 (48.7) | 0.88 |
| Onset-to-door time [h] | |||
| 0-3 | 23 (37.1) | 168 (38.9) | 0.79 |
| 3-12 | 26 (41.9) | 168 (38.9) | 0.65 |
| > 12 | 13 (21) | 96 (22.2) | 0.82 |
| Killip class | |||
| 4 | 6 (9.2) | 17 (3.7) | 0.084 |
| 3 | 0 (0) | 1 (0.2) | 0.25 |
| 1 or 2 | 59 (90.8) | 444 (96.1) | 0.11 |
| LVEF [%] | |||
| > 50 | 28 (75.7) | 165 (60.2) | 0.069 |
| 30-50 | 7 (18.9) | 105 (38.3) | 0.021 |
| < 30 | 2 (5.4) | 4 (1.5) | 0.32 |
| Number of arteries diseased | |||
| 0 | 5 (10.4) | 50 (16.4) | 0.29 |
| 1 | 32 (66.7) | 187 (61.3) | 0.48 |
| 2 | 7 (14.6) | 52 (17) | 0.67 |
| ≥ 3 | 4 (8.3) | 16 (5.2) | 0.60 |
| Onset-to-reperfusion times [min] | |||
| Onset-to-lysis | 225 (162-382) | 127 (60-360) | 0.67 |
| Onset-to-balloon | 232 (180-358) | 235 (179-370) | 0.78 |
BMI – body mass index, MI – myocardial infarction, PCI – percutaneous coronary intervention, CABG – coronary artery bypass grafting, LVEF – left ventricular ejection fraction