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. Author manuscript; available in PMC: 2012 Mar 19.
Published in final edited form as: Arthritis Rheum. 2011 Feb;63(2):530–534. doi: 10.1002/art.30111

Table 3.

Multivariate logistic regression including genetic risk factors

OR 95% CI P value
ACA 0.15 0.03–0.63 0.010
ARA 3.24 1.96–5.38 <0.001
Diffuse 2.21 1.22–4.00 0.009
HLA-DRB1*0407 3.21 1.27–8.08 0.013
HLA-DRB1*1304 4.51 1.30–15.68 0.018
Ethnicity
White 1
African American 1.22 0.61–2.44 0.571
Asian 0.93 0.47–1.85 0.839
Hispanics 1.91 0..21–17.59 0.567

OR = odd ratio; 95% CI = 95% confidence interval; ACA = anti-centromere; ARA = anti-RNA polymerase III antibody.