| A | Appropriate |
| ACS | Acute coronary syndrome |
| CABG | Coronary Artery Bypass Graft |
| CCSC | Canadian Cardiovascular Society Classification |
| CCTA | Computed Coronary Tomographic Angiography |
| CTA | Computed Tomographic Angiography |
| CAD | Coronary Artery Disease |
| GFR | Glomerular Filtration Rate |
| I | Inappropriate |
| ICA | Invasive Coronary Angiography |
| NYHA | New York Heart Association |
| PCI | Percutaneous Coronary Intervention |
| U | Uncertain |
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