If the group of ccRCC patients was stratified with regard to grading G1 and G2 respectively stage 1+2 and 3+4 there would not be significantly difference in survival time depended on B-FABP detection (Log-rank test, p = 0.231 respectively p = 0.278). The gene discussed is FABP7; the disease is nonpapillary renal cell carcinoma.