Table 3

Independent associations of various clinical characteristics with HLA-B*27 (−) status in axial spondyloarthritis

OR (95% CI)P value
Age0.96 (0.94 to 0.97)<0.001
Gender (male)0.50 (0.40 to 0.62)<0.001
Family history of axSpA0.44 (0.33 to 0.58)<0.001
Age of diagnosis1.08 (1.06 to 1.10)<0.001
BMI1.03 (1.00 to 1.05)0.020
Past or current enthesitis1.27 (1.02 to 1.57)0.033
Past or current uveitis0.37 (0.27 to 0.50)<0.001
Past or current psoriasis1.84 (1.36 to 2.48)<0.001
Past or current IBD4.84 (3.23 to 7.30)<0.001
  • Multivariate analysis using variables with p<0.15.

  • axSpA, axial spondyloarthritis; BMI, body mass index; IBD, inflammatory bowel disease.