Table 1.
Baseline and hospital characteristics.
| Mean ± SD, median (Q1, Q3), or n (%) | PCI (n = 75) | No PCI (n = 328) | P value |
|---|---|---|---|
| Age | 48.9 ± 10.1 | 53.1 ± 9.6 | 0.001 |
| Female | 71 (94.7) | 297 (90.5) | 0.363 |
| BMI | 22.7(20.7, 26.4) | 24.7 (21.5, 28.8) | 0.016 |
| Race | 0.890 | ||
| Caucasian | 63 (84.0) | 271 (82.6) | |
| East Asian | 8 (10.7) | 34 (10.4) | |
| South Asian | 3 (4.0) | 16 (4.9) | |
| African Canadian | 1 (1.3) | 2 (0.6) | |
| First Nation | 0 (0) | 3 (0.9) | |
| Family history of CAD | 23 (30.7) | 114 (34.8) | 0.589 |
| HTN | 19 (25.3) | 127 (38.7) | 0.033 |
| Hyperlipidemia | 20 (26.7) | 81 (24.7) | 0.768 |
| DM | 3 (4.0) | 13 (4.0) | >0.9 |
| Current smoker | 8 (10.7) | 34 (10.4) | 0.892 |
| Previous MI | 2 (2.7) | 16 (4.9) | 0.545 |
| History of CVA | 4 (5.3) | 11 (3.4) | 0.495 |
| Depression | 17 (22.7) | 74 (22.6) | >0.9 |
| Anxiety | 12 (16.2) | 44 (13.4) | 0.577 |
|
| |||
| Precipitating/predisposing factors | |||
| Emotional stress | 36 (48.0) | 179 (54.6) | 0.31 |
| Physical stress | 21 (28.0) | 89 (27.1) | 0.89 |
| Isometric >50 pounds | 6 (28.6) | 32 (36.0) | 0.62 |
| Connective tissue disease | 6 (8.0) | 13 (4.0) | 0.13 |
| Systemic inflammation | 6 (8.0) | 15 (4.6) | 0.25 |
| Active hormonal treatment | 14 (18.7) | 34 (10.4) | 0.073 |
| Postmenopausal | 36/71 (50.7) | 201/297 (67.7) | 0.009 |
| Peripartum | 3/71 (4.2) | 6/297 (2.0) | 0.38 |
| Fibromuscular dysplasia | 35 (46.7) | 210 (64.0) | 0.008 |
|
| |||
| Hospital presentation | |||
| STEMI | 38 (50.7) | 65 (19.8) | <0.001 |
| NSTEMI | 37 (49.3) | 263 (80.2) | <0.001 |
| Peak trop I (median, IQR) | 16.0 (3.2, 40.2) | 6.1 (1.8, 15.1) | 0.001 |
| Peak high-sensitive trop T | 990 (269, 5507) | 572 (263, 1916) | 0.399 |
| VT/VF | 10 (13.3) | 28 (8.6) | 0.272 |
| EF (%) | 50 (40, 50) | 58 (50, 63) | <0.001 |
| EF <50% | 25 (40.3) | 45 (18.1) | 0.001 |
| Hospital length of stay (days) | 3 [3, 5] | 3 [3, 4] | 0.038 |