There were no significant differences in gender, BMI, comorbidities (hypertension, diabetes, and hepatitis B), concurrent use of corticosteroids and immunosuppressants, total dose of RTX, blood pressure, ALT, AST, SUA, TC, TG, PLT, LYM, NEUT%, UPCR, CRP, IgG, and B lymphocyte counts (p > 0.05). This evidence concerns the gene CRP and hepatitis B virus infection.