Table 2.
Investigation findings and treatment strategy of the patients*
| ≤ 35 years (n=108) | > 35 years (n=5544) | p value | |
|---|---|---|---|
|
|
|
|
|
| Echocardiography LVEF (%) | 46.3±10.4 | 44.5±11.5 | 0.134 |
| RWMA | 64 (68.8) | 3470 (69.2) | 0.931 |
| Catheterization LVEF (%) | 46.6±10.5 | 44.3±11.6 | 0.051 |
| Coronary artery dominancy | |||
| Right | 86 (79.6) | 4627 (83.4) | 0.343 |
| Left | 12 (11.1) | 587 (10.6) | |
| Codominant | 10 (9.3) | 330 (5.9) | |
| Normal coronary angiogram | 20 (18.5) | 116 (2.1) | <0.001 |
| Minimal coronary disease | 13 (12) | 147 (2.7) | <0.001 |
| Single-vessel disease | 37 (34.3) | 1355 (24.4) | 0.019 |
| Multi-vessel disease | 38 (35.2) | 3922 (70.8) | <0.001 |
| LMCA disease | |||
| <50% | 0 | 428 (7.7) | |
| ≥50% | 1 (0.9) | 194 (3.5) | <0.001 |
| LAD disease | 60 (55.6) | 4735 (85.4) | <0.001 |
| LCx disease | 27 (25) | 3215 (58) | <0.001 |
| RCA disease | 42 (38.9) | 3637 (65.6) | <0.001 |
| Recommended treatment strategy | |||
| Medical follow-up or PCI | 89 (82.4) | 3356(60.5) | <0.001 |
| CABG | 13 (12.7) | 2136 (39.5) | <0.001 |
| Undetermined | 6 (5.5) | 52 (0.9) | |
*
Data are presented as mean±SD or n (%)
LVEF, Left ventricular ejection fraction; RWMA, Regional wall motion abnormality; LMCA, Left main coronary artery; LAD, Left anterior descending; LCx, Left circumflex; RCA, Right coronary artery; PCI, Percutaneous coronary intervention; CABG, Coronary artery bypass grafting