Table 1.
Baseline characteristics in Cohort 1 and Cohort 2.
| Cohort 1 | Cohort 2 | p | |
|---|---|---|---|
| n | 734 | 86 | |
| Age (years) | 57.0 ± 13.0 | 59.2 ± 10.6 | 0.080 |
| Sex (female) | 258 (35.1%) | 24 (27.9%) | 0.030 |
| Diabetes mellitus | 147 (20.0%) | 9(10.5%) | 0.033 |
| Hypertension | 321 (43.7%) | 16(18.6%) | 0.000 |
| Chronic kidney disease | 15 (2.0%) | 4(4.7%) | 0.129 |
| CVD family history | 38 (5.2%) | 5(5.8%) | 0.797 |
| BUN (mmol/L) | 5.17 ± 2.6 | 7.13 ± 3.96 | 0.000 |
| Cr (mmol/L) | 78.31 ± 53.68 | 91.93 ± 42.92 | 0.024 |
| CHOL (mmol/L) | 4.55 ± 1.24 | 4.27 ± 1.33 | 0.047 |
| TG (mmol/L) | 1.63 ± 1.1 | 1.42 ± 1.15 | 0.086 |
| HDL-C (mmol/L) | 1.09 ± 0.34 | 1.08 ± 0.35 | 0.909 |
| LDL-C (mmol/L) | 2.85 ± 1.03 | 2.65 ± 1.11 | 0.086 |
| CK-MB (U/L) | 17.13 ± 40.49 | 11.84 ± 13.05 | 0.010 |
| STEMI | 259 (35.2%) | 59 (68.6%) | 0.022 |
| Localization of infarct-related arteries, n | |||
| LAD | 128 (49.4%) | 30 (50.8%) | 0.912 |
| RCA | 95 (36.6%) | 20 (33.9%) | 0.862 |
| LCX | 36 (13.9%) | 9 (15.3%) | 0.831 |
| ECG abnormal phenomenon | |||
| Complete left bundle branch block | 2 (0.3%) | 1 (1.2%) | 0.034 |
| Ventricular premature beat | 28 (3.8%) | 7 (7.8%) | 0.077 |
| Preexcitation syndrome | 3 (0.4%) | 1 (1.2%) | 0.010 |
| Complete right bundle branch block | 15 (2.0%) | 6 (7.0%) | 0.008 |
| Left ventricular hypertrophy | 16 (2.2%) | 10 (11.6%) | 0.000 |
| Atrial fibrillation | 5 (0.7%) | 1 (1.2%) | 0.501 |
| Pacing | 1 (0.1%) | 0 (0) | 1.000 |
CVD: Cardiovascular disease; BUN: Blood urea nitrogen; Cr: Serum creatinine; CHOL: Cholesterol; TG: Triglyceride; HDL-C: High-density lipoprotein cholesterol; LDL-C: Low-density lipoprotein cholesterol; CK-MB: Creatinekinase isoenzyme; LAD: left anterior descending coronary artery; RCA: right coronary artery; LCX: left circumflex coronary artery.