Patients’ background and clinical indication for cardiac catheterisation at index event
| Isolated CAE | Mixed CAE and ASHD | P value | |||
| Demographic background | Age (mean±SD) | 57±12 | 60±11 | 0.08 | |
| Gender (N, %) | Female | 5 (12.5) | 10 (8.3) | 0.42 | |
| Male | 35 (87.5) | 111 (91.7) | |||
| Smoking (N, %) | 24 (60) | 85 (70.8) | 0.24 | ||
| Hypertension (N, %) | 30 (75) | 91 (75.8) | 1.00 | ||
| Clinical indication for coronary angiography (N, %) | ACS (N, %) | NSTEMI | 24 (60) | 55 (45.5) | 0.052 |
| STEMI | 0 (0) | 25 (20.7) | |||
| UAP | 1 (2.5) | 4 (3.3) | |||
| Stable angina pectoris | 5 (12.5) | 20 (16.5) | |||
| Positive stress test | 6 (15) | 6 (5) | |||
| VT | 0 (0) | 1 (0.8) | |||
| LV dysfunction | 1 (2.5) | 1 (0.8) | |||
| Chest pain | 0 (0) | 1 (0.8) | |||
| Other | 3 (7.5) | 8 (6.6) | |||
| Angiographic characteristics | Number of involved arteries (N, %) | 1 | 11 (27.5) | 43 (35.5) | 0.049 |
| 2 | 12 (30) | 47 (38.8) | |||
| ≥3 | 17 (42.5) | 31 (25.6) | |||
| Ectasia morphology (N, %) | Diffused | 37 (92.5) | 90 (74.4) | 0.042 | |
| Fusiform | 3 (7.5) | 23 (19) | |||
| Saccular | 0 (0) | 8 (6.6) | |||
| Artery involved (N, % of group) | LMCA | 3 (7.5) | 15 (12.4) | 0.56 | |
| LAD | 31 (77.5) | 63 (52.2) | 0.05 | ||
| LCX | 18 (45) | 64 (52.9) | 0.46 | ||
| RCA | 34 (85) | 93 (76.9) | 0.37 | ||
| Total (N, % of total) | 40 (24.8) | 121 (75.2) | |||
ACS, acute coronary syndrome; ASHD, atherosclerotic heart disease; CAE, coronary artery ectasia; LAD, left anterior descending; LCX, left circumflex; LMCA, left main coronary artery; LV, left ventricle; MI, myocardial infarction; NSTEMI, non-ST elevation MI; RCA, right coronary artery; STEMI, ST elevation MI; UAP, unstable angina pectoris; VT, ventricular tachycardia.