Table 1 Demographic and clinical features of the patients studied
| Â | APS | SLE |
|---|---|---|
| Â | (n = 18) | (n = 10) |
Females/Males | 15/3 | 9/1 |
Age in years | Â | Â |
   Mean (range) | 38.4 (28–68) | 36.9 (18–59) |
Disease duration in months | Â | Â |
   Mean (range) | 121 (1–322) | 119 (12–300) |
Vascular thrombosis | Â | Â |
   Venous thrombosis (percentage) | 14/18 (77.7) | 0 |
   Arterial thrombosis (percentage) | 8/18 (44.4) | 0 |
   Recurrent thrombosis (percentage) | 4/14 (28.5) | 0 |
Pregnancy morbidity | Â | Â |
   Normal foetus deaths (percentage) | 0 | 0 |
   Premature births (percentage) | 1/18 (5.5) | 0 |
   Spontaneous abortions (percentage) | 9/18 (50) | 0 |
Serological features | Â | Â |
   aCL IgG (percentage) | 18/18 (100) | 10/10 (100) |
   aCL IgM (percentage) | 11/18 (61) | 5/10 (50) |
   Anti-β2-GPI IgG | 18/18 (100) | 10/10 (100) |
   Anti-β2-GPI IgM | ND | ND |
   Lupus anticoagulant activity (percentage)a | 15/18 (83.3) | 5/10 (50) |