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Table 1 Results under a bivariate mixed-counting process model for genetic association of RA severity

From: Application of bivariate mixed counting process models to genetic analysis of rheumatoid arthritis severity

     Covariate associations
Model log L Heterogeneity log φ (SE) Outcome Sex β (SE) Smoking history β (SE) DRB1 β (SE)
No covariates -10052.06 -0.358 (0.04) Tender    
    Swollen    
With sex -10035.23 -0.360 (0.04) Tender -0.185 (0.05)   
    Swollen -0.010 (0.05)   
With sex, -10031.06 -0.365 (0.04) Tender -0.216 (0.06) 0.139 (0.04)  
smoking history    Swollen -0.035 (0.05) 0.110 (0.04)  
With sex, -10020.33 -0.366 (0.04) Tender -0.216 (0.06) 0.139 (0.05) -0.009 (0.03)
smoking history, and DRB1    Swollen -0.038 (0.06) 0.107 (0.05) 0.071 (0.03)