ORs for association of FVL with thrombosis in individual studies range from 1.5 to 20 with one study obtaining an SB-334867 free base OR of 0.4 (Sasso et. C.I. 1.98-4.20). In the secondary analysis with our individual patient dataset (n=1447 European-derived individuals), SLE subjects with the FVL polymorphism still had more than two times the […]