Table 2.
Angiographic characteristics.
| n (%), median (Q1, Q3) | PCI (n = 75) | No PCI (n = 328) | P value |
|---|---|---|---|
| TIMI flow | |||
| 0 | 19 (25.3) | 54 (16.5) | 0.10 |
| 1 | 18 (24.0) | 40 (12.2) | 0.016 |
| 2 | 13 (17.3) | 45 (13.7) | 0.46 |
| 3 | 25 (33.3) | 189 (57.6) | <0.001 |
| TIMI 0 or 1 | 37 (49.3) | 94 (28.7) | 0.001 |
|
| |||
| SCAD type | |||
| Type 1 | 28 (37.3) | 84 (25.6) | 0.046 |
| Type 2 | 43 (57.3) | 227 (69.2) | 0.057 |
| Type 2A | 44.4% | 45.5% | >0.9 |
| Type 2B | 55.6% | 54.5% | >0.9 |
| Type 3 | 4 (5.3) | 17 (5.2) | >0.9 |
| Lesion length (mm) | 49 (30, 70.6) | 39.3 (27.4, 56.2) | 0.038 |
| Lesion stenosis (%) | 90.4 (70.5, 100) | 77.6 (61.4, 100) | 0.001 |
| Stenosis severity 90–100% | 39 (57.4) | 108 (34.3) | 0.001 |
| Reference artery diameter (mm) | 2.8 (2.4, 3.3) | 2.2 (1.9, 2.6) | <0.001 |
| LM involvement | 4 (5.3) | 0 (0) | 0.001 |
| LAD territory | 44 (58.7) | 154 (47.0) | 0.074 |
| LCX territory | 19 (25.3) | 112 (34.1) | 0.17 |
| RCA territory | 14 (18.7) | 91 (27.7) | 0.11 |
| LM or proximal segment | 19 (25.3) | 15 (4.6) | <0.001 |
| Multivessel noncontiguous SCAD | 10 (13.3) | 30 (9.1) | 0.28 |