As shown, in RA dataset, the ranks of the RA attributes in order are as follows: Sex, day_d and RF_IgM, Steroids, IF_NSAIDs, Sulfsalazine and Methotreate, Cyclosporine and IF_Biologics_i, Hydroxychloroquine and Leflunomide, and Age. The gene discussed is CD40LG; the disease is rheumatoid arthritis.