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Table 3 Combined analyses in 2 × 2 analyses of data in Table 1 and data on Swiss patients and controls given in Zanussi et al [8]

From: Association of MHC and rheumatoid arthritis: HLA-DR4 and rheumatoid arthritis - studies in mice and men

Test Odds ratio Significance* P Heterogeneity P
DQA-RA association 3.4 90.5 2E-21 1.35 0.51
SE association 4.1 102.0 5E-24 0.62 0.74
DQA-RA association in SE-positive ND     
DQA-RA association in SE-negative 1.5 1.7 0.19 1.2 0.54
SE association in DQ-RA-positive 2.9 12.7 0.0004 0.35 0.84
SE association in DQ-RA-negative ND     
  1. ND, Not defined. * Significance for the deviation ofodds ratio from unity. Heteroengeneity between the two setsof data. Significance for the heterogeneity.