| Pattern clinic | Abnormal ABI | Normal ABI | p-value |
| Mucocutaneous | 11 | 21 | 0.48 |
| Arthralgia/Arthritis | 8 | 13 | 0.99 |
| NPSLE | 2 | 3 | 0.92 |
| LN | 5 | 15 | 0.12 |
| Hématological SLE | 12 | 19 | 0.89 |