Univariable Cox proportional hazards regression identified the following risk factors: perinephric fat invasion, paraneoplastic syndrome, blood transfusion, BMI, tumor laterality, tumor size, Fuhrman grade 3/4, tumor necrosis, sarcomatoid differentiation, preoperative platelet count, NLR, hemoglobin level, IgG, and IgA (Table 1). Here, CD79A is linked to neoplasm.