CHA2DS2-VASc score
| Condition | Points | |
| C | Congestive heart failure | 1 |
| H | Hypertension(HTN) | 1 |
| A2 | Age 66-74 | 1 |
| Age ≥75 | 2 | |
| D | Diabetes melliitus | 1 |
| S2 | Prior stroke or TIA | 2 |
| VA | Vascular disease (이전에 MI의 history, arterial disease, aortic plaque) | 1 |
| Sc | Sex category - female sex | 1 |
| Maximum score | 9 |