Table 1. Patient Clinical Characteristics.
| Total (n=227) | Non-dissection (n=132) | Dissection (n=95) | p value | |
|---|---|---|---|---|
| Age (yr) | 59.4±9.7 | 59.5±10.2 | 59.2±9.0 | 0.876 |
| Men | 167 (73.6) | 106 (80.3) | 61 (64.2) | <0.001 |
| Hypertension | 146 (64.3) | 89 (67.4) | 57 (60.0) | 0.249 |
| Hypercholesterolemia | 161 (70.9) | 104 (78.8) | 57 (60.0) | 0.002 |
| Diabetes | 89 (39.2) | 54 (40.9) | 35 (36.8) | 0.536 |
| Current smoker | 80 (35.2) | 49 (37.1) | 31 (32.6) | 0.485 |
| Prior MI | 18 (7.9) | 11 (8.3) | 7 (7.4) | 0.791 |
| Prior PCI | 52 (22.9) | 29 (22.0) | 23 (24.2) | 0.692 |
| Prior stroke | 37 (16.3) | 24 (18.2) | 13 (13.7) | 0.365 |
| Clinical presentation | ||||
| Stable CAD | 193 (85.0) | 104 (78.8) | 89 (93.7) | 0.002 |
| Acute coronary syndrome | 34 (15.0) | 28 (21.2) | 6 (6.3) | 0.131 |
| Culprit vessel | ||||
| Left anterior descending artery | 81 (35.7) | 38 (28.8) | 43 (45.3) | 0.011 |
| Left circumflex artery | 90 (39.6) | 57 (43.2) | 33 (34.7) | 0.199 |
| Right coronary artery | 56 (24.7) | 37 (28.0) | 19 (20.0) | 0.166 |
| Multivessel disease | 143 (63.0) | 95 (72.0) | 48 (50.5) | 0.001 |
| Peak troponin I, ng/mL | 0.04 (0.02–0.10) | 0.05 (0.02–0.11) | 0.04 (0.02–0.10) | 0.193 |
MI, myocardial infarction; PCI, percutaneous coronary intervention; CAD, coronary artery disease.
Values are mean±SD, median (interquartile ranges, 25th–75th), or n (%).