Table 1.
Characteristics of ST-elevation myocardial infarction patients classified by percutaneous coronary intervention technique.
| Characteristic | Overall (n = 210) | Direct stenting (n = 98) | Balloon pre-dilatation stenting (n = 112) | P-value |
|---|---|---|---|---|
| Sex (Female) | 85 (40.48%) | 35 (35.71%) | 50 (44.64%) | 0.240 |
| Age (years) | 65.0 [58, 76] | 67.0 [58.25, 76.0] | 63.50 [56.0, 75.0] | 0.477 |
| Body mass index (kg/m2) | 27.39 [24.56, 30.69] | 27.71 [25.32, 30.60] | 26.38 [24.29, 31.10] | 0.443 |
| Body surface area (m2) | 1.93 [1.81, 2.10] | 1.94 [1.81, 2.10] | 1.92 [1.83, 2.12] | 0.768 |
| Primary diagnosis | ||||
| Anterior STEMI | 116 (55.24%) | 53 (54.08%) | 63 (56.25%) | 0.860 |
| Inferior STEMI | 94 (44.76%) | 45 (45.92%) | 49 (43.75%) | |
| Arterial hypertension | 123 (58.57%) | 58 (59.18%) | 65 (58.04%) | 0.978 |
| History of coronary artery disease | 59 (28.10%) | 27 (27.55%) | 32 (28.57%) | 0.992 |
| History of PCI | 26 (12.38%) | 11 (11.22%) | 15 (13.39%) | 0.790 |
| History of stroke | 27 (12.86%) | 11 (11.22%) | 15 (13.39%) | 0.649 |
| History of diabetes mellitus | 51 (24.29%) | 21 (21.43%) | 30 (26.79%) | 0.458 |
| History of dyslipidemia | 119 (56.67%) | 60 (61.22%) | 59 (52.68%) | 0.268 |
| Smoker (former/current) | 109 (51.90%) | 51 (52.04%) | 58 (51.79%) | 1 |
| History of alcohol abuse | 20 (9.52%) | 8 (8.16%) | 12 (10.71%) | 0.695 |
| Baseline CHADS2-VASc score | 3 [2, 4] | 3 [2, 4] | 3 [2, 4] | 0.851 |
| KILLIP class | ||||
| I | 62 (29.52%) | 27 (27.55%) | 35 (31.25%) | 0.519 |
| II | 111 (52.86%) | 53 (54.08%) | 58 (51.79%) | |
| III | 27 (12.86%) | 15 (15.31%) | 12 (10.71%) | |
| IV | 10 (4.76%) | 3 (3.06%) | 7 (6.25%) | |
STEMI ST elevation myocardial infarction, PCI percutaneous coronary intervention.