Table 1. Clinical characteristics by absence and presence of obstructive CAD.
| Characteristic | Non-obstructive CAD (n=87) | Obstructive CAD (n=87) | P value |
|---|---|---|---|
| Age (years) | 54.8±8.9 | 54.8±8.8 | N/A |
| Caucasian (%) | 87.4 | 87.4 | N/A |
| Body mass index (kg/m2) | 31.9±8.8 | 32.2±7.7 | 0.780 |
| Diabetes (%) | 17.2 | 20.7 | 0.560 |
| Hypertension (%) | 36.0 | 86.2 | <0.001 |
| Current smoker (%) | 13.8 | 38.8 | <0.001 |
| Hyperlipidemia (%) | 31.0 | 77.0 | <0.001 |
| Metabolic syndrome (%) | 34.6 | 62.1 | <0.001 |
| Previous myocardial Infarction (%) | 7.1 | 32.2 | <0.001 |
| Systolic blood pressure (mmHg) | 129.4±19.8 | 132.0±18.6 | 0.200 |
| Diastolic blood pressure (mmHg) | 74.5±10.7 | 77.5±10.9 | 0.080 |
| Total cholesterol (mg/dL) | 182.5±33.0 | 212.7±46.1 | <0.001 |
| LDL cholesterol (mg/dL) | 102.3±37.3 | 126.4±39.4 | <0.001 |
| HDL cholesterol (mg/dL) | 50.5±13.0 | 49.8±11.3 | 0.920 |
| Triglyceride (mg/dL) | 99.6±79.9 | 182.9±87.4 | <0.001 |
Continuous variables expressed as mean ± SD and categorical variables expressed as percentage. CAD, coronary artery disease; LDL, low-density lipoprotein; HDL, high-density lipoprotein; SD, standard deviation; N/A, not available.