Table 1.
Baseline and laboratory characteristics in the both SCAD and non-SCAD groups
| Variable | SCAD (n = 13) | Non-SCAD (n = 135) | p value |
|---|---|---|---|
| Demographic | |||
| Age, yr | 52.1 ± 5.8 | 53.7 ± 5.7 | 0.350 |
| BMI, kg/m2 | 21.4 ± 8.2 | 22.5 ± 6.6 | 0.596 |
| Pregnancy | 0 | 0 | |
| Vital sign on admission | |||
| SBP, mmHg | 130.8 ± 19.3 | 124.7 ± 31.9 | 0.500 |
| DBP, mmHg | 82.3 ± 10.9 | 77.3 ± 21.3 | 0.404 |
| HR, beat/min | 80.6 ± 19.1 | 79.7 ± 20.5 | 0.882 |
| Cardiovascular risk factors | |||
| Hypertension | 3 (23.1) | 70 (48.9) | 0.075 |
| Diabetes mellitus | 1 (7.7) | 45 (27.4) | 0.120 |
| Dyslipidemia | 1 (7.7) | 13 (8.9) | 0.884 |
| Current smoking | 3 (23.1) | 16 (11.9) | 0.248 |
| Menopause | 3 (23.1) | 24 (15.6) | 0.482 |
| Clinical manifestations | |||
| Chest pain | 12 (92.3) | 109 (80.7) | 0.302 |
| Dyspnea | 1 (7.7) | 26 (19.3) | 0.302 |
| Heart failure | 0 | 17 (12.6) | 0.174 |
| STEMI | 7 (53.8) | 77 (57.0) | 0.824 |
| Killip classification III/IV | 0 | 21 (15.6) | 0.125 |
| LVEF, % | 54.9 ± 8.9 | 55.7 ± 11.4 | 0.818 |
| Laboratory findings | |||
| Total cholesterol, mg/dL | 168 (147–197) | 173 (149–216) | 0.485 |
| Triglyceride, mg/dL | 78 (39–109) | 96 (79–140) | 0.051 |
| HDL-C, mg/dL | 54 (46–69) | 40 (35–53) | < 0.001 |
| LDL-C, mg/dL | 99 (67–127) | 108 (82–144) | 0.106 |
| hsCRP, mg/dL | 0.8 (0.1–2.9) | 0.8 (0.2–3.5) | 0.546 |
| Peak CK-MB, ng/dL | 38.2 (2.6–145.5) | 33.3 (7.9–104.2) | 0.790 |
| Peak troponin-I, ng/dL | 5.1(1.1–21.1) | 17.1 (4.7–67.4) | < 0.001 |
Values are presented as mean ± SD, number (%), or median (interquartile range).
SCAD, spontaneous coronary artery dissection; BMI, body mass index; SBP, systolic blood pressure; DBP, diastolic blood pressure; HR, heart rate; STEMI, ST-elevation myocardial infarction; LVEF, left ventricular ejection fraction; HDL-C, high density lipoprotein cholesterol; LDL-C, low density lipoprotein cholesterol; hsCRP, high-sensitivity C-reactive protein; CK, creatine kinase.