Clinical characteristics
| Age (years±SD) | 45±10 |
| Sex | |
| Female | 38 (95%) |
| Male | 2 (5%) |
| Cardiovascular risk factors | |
| Hypertension | 7 (18%) |
| Smoking | 3 (8%) |
| Dyslipidaemia | 4 (10%) |
| Diabetes | 2 (5%) |
| Family history | 11 (28%) |
| Other conditions | |
| Migraine | 17 (43%) |
| Carotid dissection | 1 (2.5%) |
| Extracoronary aneurysm | 2 (5%) |
| Polycystic kidney disease | 1 (2.5%) |
| Preceding events | |
| Post partum | 3 (7.5%) |
| Preceding physical stress | 5 (12.5%) |
| Preceding emotional stress | 4 (10%) |
| Intravenous methamphetamine use | 1 (2.5%) |
| Vasoconstrictor drug use | 2 (5%) |
| Clinical presentation | |
| STEMI | 12 (30%) |
| NSTEACS | 26 (65%) |
| Cardiac arrest | 5 (12.5%) |
| Coronary vessel involvement | |
| One | 35 (87.5%) |
| Two | 4 (10%) |
| Three | 1 (2.5%) |
| Coronary territory | |
| Left main | 1 (2.5%) |
| LAD system | 27 (67.5%) |
| LAD | 26 |
| Diagonal vessel | 1 |
| Circumflex | 10 (25%) |
| Circumflex | 5 |
| Marginal vessel | 5 |
| RCA | 7 (17.5%) |
| RCA | 3 |
| RCA branches | 4 |
| Ramus intermediate | 1 (2.5%) |
Percentages are expressed as a proportion of the total SCAD population (n=40).
LAD, left anterior descending; NSTEACS, non-ST elevation acute coronary syndrome; RCA, right coronary artery; STEMI, ST elevation myocardial infarction.