Logistic regression for persistent LAC+ and/or aPL ≥ 40 (IgA, IgG, or IgM) and for persistent positive LAC and/or Sapporo criteria aPL (aCL or ß2-GPI IgG or IgM) ≥ 40 U.
| OR | 95% CI | p* | |
|---|---|---|---|
| LAC+ and/or aPL ≥ 40 (IgA, IgG, or IgM) | |||
| HCQ use | 0.21 | 0.05, 0.79 | 0.02 |
| Age at last followup | 1.0 | 0.96, 1.0 | 0.94 |
| Male sex | 2.3 | 0.34, 14.4 | 0.40 |
| Hispanic ethnicity | 3.1 | 0.84, 11.4 | 0.09 |
| LAC+ and/or Sapporo criteria aPL (aCL or ß2-GPI IgG or IgM) ≥40 U | |||
| HCQ use | 0.24 | 0.06, 0.94 | 0.04 |
| Hispanic ethnicity | 4.2 | 1.0, 16.7 | 0.04 |
↵* p values in bold type indicate statistical significance. aPL: antiphospholipid antibodies; LAC: lupus anticoagulant; ß2-GPI: ß2-glycoprotein I; Ig: immunoglobulin; aCL: anticardiolipin; HCQ: hydroxychloroquine.