Table 1.
Patient Characteristics
| Overall Population n=69 | Fat Deposition (+) 44 (64%) | Fat Deposition (−) 25 (35%) | P Value | |
|---|---|---|---|---|
| Clinical characteristics | ||||
| Age, y | 66±12 | 66±11 | 65±12 | 0.58 |
| Men | 64 (93%) | 41 (93%) | 23 (92%) | 0.86 |
| Hypertenstion | 36 (52%) | 23 (53%) | 13 (52%) | 0.16 |
| Diabetes mellitus | 15 (23%) | 10 (23%) | 5 (20%) | 0.83 |
| Dyslipidemia | 39 (57%) | 25 (58%) | 14 (56%) | 0.54 |
| Smoking | 18 (26%) | 10 (24%) | 8 (32%) | 0.74 |
| BMI, kg/m2 | 28±6 | 28±5 | 29±6 | 0.43 |
| Total cholesterol, mmol/L | 3.9±1.0 | 3.7±0.9 | 4.2±1.0 | 0.09 |
| HDL cholesterol, mmol/L | 1.0±0.4 | 1.0±0.3 | 1.1±0.4 | 0.23 |
| LDL cholesterol, mmol/L | 2.2±0.8 | 2.1±0.7 | 2.4±0.9 | 0.28 |
| Triglyceride, mmol/L | 1.6±0.7 | 1.5±0.6 | 1.6±0.8 | 0.59 |
| Scar age, y | 17±10 | 20±10 | 10±8 | <0.001a |
| 3‐vessel disease | 16 (23%) | 13 (29%) | 3 (12%) | 0.09 |
| CABG | 17 (25%) | 9 (20%) | 8 (32%) | 0.07 |
| PCI | 42 (61%) | 26 (59%) | 16 (64%) | 0.12 |
| ICD | 63 (91%) | 41 (93%) | 22 (88%) | 0.46 |
| CRT | 17 (25%) | 12 (27%) | 5 (21%) | 0.56 |
| Imaging characteristics | ||||
| Scar vascular territory | ||||
| LAD | 51 (74%) | 31 (70%) | 20 (80%) | 0.65 |
| RCA | 30 (44%) | 20 (45%) | 8 (32%) | |
| Cx | 11 (16%) | 9 (20%) | 2 (8%) | |
| Number of scars | ||||
| 1 scar | 48 (70%) | 28 (64%) | 20 (80%) | 0.16 |
| ≥2 scars | 21 (31%) | 16 (36%) | 5 (20%) | |
| Scar extent (n segments) | 5.7±3.2 | 6.5±2.8 | 4.4±3.4 | 0.01a |
| Calcifications | 21 (30%) | 17 (39%) | 4 (16%) | 0.05a |
| LVEDD, mm | 63±10 | 63±10 | 62±9 | 0.61 |
| LVEF, % | 37±11 | 35±10 | 40±11 | 0.09 |
| LVEF <35% | 40 (58%) | 28 (64%) | 12 (48%) | 0.21 |
BMI indicates body mass index; CABG, coronary artery bypass graft; CRT, cardiac resynchronization therapy; Cx, circumflex; HDL, high‐density lipoprotein; ICD, implantable cardioverter defibrillator; LAD, left anterior descending artery; LBBB, left bundle branch block; LDL, low‐density lipoprotein; LVEDD, left ventricular end‐diastolic diameter; LVEF, left ventricular ejection fraction; PCI, primary coronary intervention; RBBB, right bundle branch block; RCA, right coronary artery.
a
P≤0.05.