Afterwards, we performed multiple stepwise Cox regression analysis on these 9 MTGs and further screened out 6 MTGs that were most relevant to the prognosis of patients with ccRCC based on AIC information statistics, including ACAD11, ACADSB, BID, PYCR1, SLC25A27, and STAR (Figure 3(c)). This evidence concerns the gene BID and nonpapillary renal cell carcinoma.