Table 1.
Patient characteristics
| Variables | CAD patients | Non-CAD patients | p value |
|---|---|---|---|
| n | 93 | 72 | |
| Male, n (%) | 43 (46.2%) | 23 (31.9%) | 0.063 |
| Age (years) (SD) | 60.9 ± 8.7 | 51.2 ± 12.6 | < 0.001 |
| BMI (kg/m2) (SD)* | 24.2 ± 2.9 | 23.2 ± 3.1 | 0.092 |
| Hypertension, n (%) | 39 (41.9%) | 16 (22.2%) | 0.008 |
| Diabetes mellitus, n (%) | 10 (10.8%) | 3 (4.2%) | 0.119 |
| Hyperlipidemia, n (%) | 39 (41.9%) | 12 (16.7%) | < 0 .001 |
| Statin use, n (%) | 23 (24.7%) | 6 (8.3%) | 0.005 |
| Smoking, n (%) | 0.144 | ||
| Former smoker | 22 (23.7%) | 8 (11.1%) | |
| Current smoker | 26 (28.0%) | 18 (25.0%) | |
| Family history of CAD, n (%) | 41 (44.1%) | 22 (30.6%) | 0.076 |
| Indication for CCTA, n (%) | 0.517 | ||
| Typical angina | 12 (12.9%) | 8 (11.1%) | |
| Atypical angina | 50 (53.8%) | 36 (50%) | |
| Non-anginal chest pain | 2 (2.2%) | 7 (9.7%) | |
| Dyspnea/dyspnea d’ effort | 7 (7.5%) | 5 (6.9%) | |
| Others* | 22 (23.7%) | 16 (22.2) |
BMI body mass index; SD standard deviation; CCTA coronary computed tomography angiography. BMI information was available for 122 patients. *Others included arrhythmias or high-risk profile