| Group I (early) (n = 15) | Group II (late) (n = 24) | p | ||
| Symptom | Dizziness | 6 | 11 | 0.129 |
| Left-sided hemiparesis | 1 | 2 | ||
| Right-sided hemiparesis | 0 | 5 | ||
| TIA | 2 | 0 | ||
| Uneventful CVE | 0 | 1 | ||
| Syncope | 0 | 1 | ||
| Amaurosis fugax | 0 | 1 | ||
| Numbness in the arm | 2 | 0 | ||
| Major stroke | 4 | 3 |