The results of RT-qPCR were similar to our previous prediction that CTSS and FABP6 were low-risk genes of BLCA, while NRP2, PDGFRA, PDGFRB, S100A7, S100A8, S100A9, and S100A10 were high-risk genes. This evidence concerns the gene PDGFRA and bladder transitional cell carcinoma.