Table 1. Baseline characteristics stratified by tertiles of EFV.
| Characteristics | Bottom tertile | Middle tertile | Top tertile | P value for trend |
|---|---|---|---|---|
| EFV (cm3), range | 37.30–107.36 | 107.36–128.49 | 128.49–246.49 | |
| EFV (cm3), mean ± SD | 83.34±18.69 | 117.06±6.60 | 157.97±28.31 | |
| EFV (cm3), median (IQR) | 84.80 (31.32) | 114.49 (12.01) | 144.63 (34.68) | |
| Age (years), mean ± SD | 58.18±10.62 | 62.28±8.81 | 63.73±9.62 | 0.009* |
| Male, n (%) | 40 (72.7) | 34 (63.0) | 37 (67.3) | 0.550 |
| BMI (kg/m2), mean ± SD | 22.98±2.86 | 24.93±2.35 | 26.38±2.96 | <0.001* |
| Symptom, n (%) | 33 (60.0) | 35 (64.8) | 40 (72.7) | 0.36 |
| Active smoking, n (%) | 19 (34.5) | 14 (25.9) | 21 (38.2) | 0.38 |
| Hypertension, n (%) | 32 (58.2) | 40 (74.1) | 41 (74.5) | 0.11 |
| Diabetes mellitus, n (%) | 13 (23.6) | 17 (31.5) | 22 (40.0) | 0.18 |
| Hyperlipidemia, n (%) | 15 (27.3) | 14 (25.9) | 24 (43.6) | 0.09 |
| CAC prevalence, n (%) | 25 (45.5) | 28 (51.9) | 27 (49.1) | 0.80 |
| Hemodynamically significant CAD, n (%) | 9 (16.4) | 20 (37.0) | 33 (60.0) | <0.001* |
*, P for trend <0.05. EFV, epicardial fat volume; SD, standard deviation; IQR, interquartile range; BMI, body mass index; Symptom, angina, dyspnea, atypical chest pain, and dyspnea with angina or atypical chest pain; CAC, coronary artery calcium; CAD, coronary artery disease.