Table 1. Baseline characteristics according to the TG/HDL-C ratio.
| Characteristic | Lower (n = 139) | Middle (n = 138) | Upper (n = 139) | P-value |
|---|---|---|---|---|
| Age (years) | 68.32±8.64 | 63.36±11.34 | 62.76±11.80 | <0.001 |
| Male (%) | 74.8 | 73.2 | 77.0 | 0.766 |
| History of smoking (%) | 56.8 | 59.4 | 66.9 | 0.202 |
| BMI | 23.41±3.35 | 24.37±3.71 | 23.99±2.96 | 0.271 |
| Diabetes (%) | 19.4 | 23.2 | 23.0 | 0.693 |
| Hypertension (%) | 52.5 | 56.5 | 44.6 | 0.13 |
| Lipid measures | ||||
| TC(mmol/L) | 3.78±0.91 | 3.87±1.58 | 3.64±1.74 | 0.404 |
| HDL-C(mmol/L) | 1.57±0.78 | 1.33±0.83 | 1.09±0.49 | <0.001 |
| LCL-C(mmol/L) | 2.14±0.77 | 2.55±1.22 | 2.59±1.00 | <0.001 |
| TG(mmol/L) | 1.17±0.70 | 2.05±1.30 | 3.60±1.90 | <0.001 |
| TG/HDL-C | 0.73±0.23 | 1.56±0.26 | 3.39±1.67 | <0.001 |
| CAD severity score | ||||
| Gensini score | 32.0 (12.5–65.0) | 28.0 (14.0–60.5) | 15.0 (32.8–64.4) | 0.814 |
| Medications | ||||
| Aspirin (%) | 73 | 69.7 | 79.5 | 0.214 |
| Statins (%) | 62.3 | 68.0 | 76.1 | 0.07 |
| β blockers (%) | 60.7 | 65.6 | 70.9 | 0.246 |
| Clopidogrel (%) | 32.8 | 36.1 | 41.0 | 0.413 |
| ACEI (%) | 14.8 | 18.0 | 16.2 | 0.786 |
| ARB (%) | 27.9 | 33.6 | 36.8 | 0.331 |
CAD, Coronary artery disease; ACE-I, angiotensin-converting enzyme inhibitor; ARB, angiotensin receptor blocker. The ratio of TG/HDL-C is expressed with TG and HDL-C in millimoles per litre.