Concordance between anti-β2 glycoprotein 1 (anti-β2gp1) and non-quantitative total anticardiolipin (ACL) assays by clinical group
| Patient group | Normal | HIV | Syphilis | Primary APS | Secondary APS |
|---|---|---|---|---|---|
| APS, antiphospholipid syndrome; HIV, human immunodeficiency virus. | |||||
| Anti-β2gp1 only positive | 3 | 1 | 4 | 1 | 2 |
| Both anti-β2gp1 and ACL positive | 0 | 1 | 0 | 9 | 9 |
| ACL only positive | 0 | 0 | 0 | 4 | 2 |
| Total samples in group | 52 | 16 | 12 | 22 | 22 |