| Variable | ||
| Sex (n) | Male | 31 |
| Female | 4 | |
| Age (years) | 55 (8.6) | |
| Diabetes mellitus | 6 (17%) | |
| Hypertension | 7 (20%) | |
| Family history of premature CAD | 14 (40%) | |
| Current smoker | 20 (57%) | |
| Known vascular disease | 3 (9%) | |
| Mean CK1 level (IU) | 509 (944) | |
| Mean CK2 level (IU) | 1441 (1064) | |
| Mean CK3 level (IU) | 924 (931) | |
| Killip classification | 1.1 (0.4) | |
| TIMI risk score | 2.3 (1.6) | |
| LV ejection fraction (%)* | 45.6% (7.4) | |
| Systolic blood pressure (mm Hg at presentation) | ||
| 131 (26) | ||
Values are mean (SD) or n (%).
*LV ejection fraction calculated from cardiac magnetic resonance data using standard methods.16
CAD, coronary artery disease; CK, creatine kinase; LV, left ventricular; TIMI, Thrombolysis in Myocardial Infarction study.