Table 1.
Baseline characteristics in the overall cohort.
| LVEF ≥ 40% | LVEF <40% | P-value | |
|---|---|---|---|
| (n = 371) | (n = 95) | ||
| Age, years | 64.5 ± 11.7 | 71.3 ± 11.7 | <0.001 |
| Male, n (%) | 297 (80.1) | 76 (80) | 0.991 |
| Hypertension, n (%) | 240 (64.7) | 63 (66.3) | 0.767 |
| Dyslipidemia, n (%) | 213 (57.4) | 51 (53.7) | 0.513 |
| Diabetes, n (%) | 147 (39.6) | 52 (54.7) | 0.008 |
| Old CVA, n (%) | 17 (4.6) | 10 (10.5) | 0.027 |
| CKD, n (%) | 86 (23.2) | 46 (48.4) | <0.001 |
| Prior PCI, n (%) | 72 (19.4) | 18 (18.9) | 0.919 |
| Prior CABG, n (%) | 31 (8.4) | 14 (14.7) | 0.060 |
| CAG, n (%) | 350 (94.3) | 87 (91.6) | 0.320 |
| PCI, n (%) | 266 (71.7) | 49 (51.6) | <0.001 |
| CABG, n (%) | 47 (12.7) | 33 (34.7) | <0.001 |
| Triple vessel disease at index CAG, n (%)* | 224 (64) | 73 (83.9) | <0.001 |
| Total cholesterol, mg/dL | 179 ± 72.5 | 171.9 ± 40.9 | 0.362 |
| Triglyceride, mg/dL | 167.1 ± 147.8 | 132 ± 77.7 | 0.002 |
| HDL-C, mg/dL | 39.4 ± 14.2 | 39.5 ± 11.2 | 0.933 |
| LDL-C, mg/dL | 110.2 ± 43.2 | 106.6 ± 36.7 | 0.461 |
| Predischarge drug administration | |||
| Antiplatelet, n (%)† | 360 (98.4) | 89 (100) | 0.224 |
| ACEI/ARB, n (%)† | 222 (60.7) | 59 (66.3) | 0.326 |
| Beta-blocker, n (%)† | 236 (64.5) | 69 (77.5) | 0.019 |
| Statin, n (%)† | 328 (89.6) | 64 (71.9) | <0.001 |
| TIMI score | 3.7 ± 1.4 | 4.4 ± 1.5 | <0.001 |
| GRACE score | 127.7 ± 35.1 | 166 ± 38.6 | <0.001 |
| Hospital stays, days | 7.1 ± 8.5 | 14 ± 15.9 | <0.001 |
| Peak troponin I, ng/mL | 21.5 ± 98.1 | 22.2 ± 41.7 | 0.948 |
n, number; SD, standard deviation; old CVA, old cerebrovascular accident; CKD, chronic kidney disease, defined as eGFR < 60 ml/min/1.73 m2; PCI, percutaneous coronary intervention; CABG, coronary artery bypass graft; CAG, coronary angiography; HDL-C, high density lipoprotein-Cholesterol; LDL-C, low density lipoprotein-Cholesterol; LVEF, left ventricular ejection fraction; ACEI, angiotensin converting enzyme inhibitor; ARB, angiotensin II receptor blockers; TIMI, Thrombolysis In Myocardial Infarction; GRACE, The Global Registry of Acute Coronary Events.
n (denominator) = 350 for the group with LVEF ≥ 40% and n = 87 for the group with LVEF < 40%.
n = 366 for the group with LVEF ≥ 40% and n = 89 for the group with LVEF < 40%. (11 patients expired at index hospitalization).