Table 1.
Patient characteristics (N = 277)
| Baseline Characteristics | |
|---|---|
| Age, y | 52.4 ± 9.4 |
| Female sex | 250 (90.3) |
| BMI, kg/m2 | 25.5 ± 5.7 |
| Race | |
| Caucasian | 228 (82.3) |
| East Asian | 28 (10.1) |
| South Asian | 15 (5.4) |
| African Canadian | 3 (1.1) |
| First Nations | 1 (0.4) |
| Other | 1 (0.4) |
| DM | 14 (5.1) |
| Dyslipidemia | 64 (23.1) |
| HTN | 101 (36.5) |
| Current smoker | 28 (10.1) |
| Family history of CAD | 92 (33.2) |
| Previous MI | 3 (1.1) |
| Cerebrovascular disease | 9 (3.2) |
| Hypothyroidism | 36 (13.0) |
| Postmenopausal | 169/250 (67.6) |
| Depression | 61 (22.0) |
| Extracardiac FMD present | 176 (63.5) |
| Hospital characteristics | |
| STEMI | 67 (24.2) |
| NSTEMI | 210 (75.8) |
| VT/VF | 20 (7.2) |
| SCAD‐involved artery | |
| LAD or branch | 135 (48.7) |
| Circumflex or branch | 98 (35.4) |
| RCA or branch | 65 (23.5) |
| >1 coronary artery dissected | 37 (13.4) |
| Treated with PCI | 42 (15.2) |
| Treated with CABG | 7 (2.5) |
Abbreviations: BMI, body mass index; CABG, coronary artery bypass surgery; CAD, coronary artery disease; DM, diabetes mellitus; FMD, fibromuscular dysplasia; HTN; hypertension; LAD, left anterior descending artery; MI, myocardial infarction; NSTEMI, non–ST‐segment elevation myocardial infarction; PCI, percutaneous coronary intervention; RCA, right coronary artery; SCAD, spontaneous coronary artery dissection; STEMI, ST‐segment elevation myocardial infarction; SD, standard deviation; VF, ventricular fibrillation; VT, ventricular tachycardia.
Data are presented as n (%) or mean ± SD.