Table 3

Risk factors for thrombosis in the follow-up period

Risk factorThrombosis (N = 25)Controls (N = 79)Hazard ratio
Univariate95% CIMultivariate95% CI
Age, y (mean ± SD)42.4 ± 14.245.3 ± 14.71.00.97-1.02
Male sex no. (%)8 (32)14 (18)3.31.4-8.04.41.5-13.1
aCL titre, GPL units (mean ± SD)95 ± 8584 ± 911.00.99-1.01
G isotype, no. (%)22 (88)64 (81)1.70.5-5.6
Associated autoimmune diseases, no.(%)10 (40)39 (49)0.60.2-1.1
Arterial risk factors, no. (%)8 (32)26 (33)0.90.4-2.2
Venous risk factors, no. (%)10 (40)12 (15)2.71.2-6.33.31.3-8.5
Aspirin prophylaxis, no. (%)7 (28)30 (38)0.40.1-1.1
  • — indicates not significant.