Moreover, in the patients with ACC, BLCA, GBM, KICH, KIRC, KIRP, LGG, MESO, PAAD, SKCM, STAD, and UVM, DSS survival analyses verified a correlation between high COL5A1 expression and poor prognosis (Figure 4(a)). Here, COL5A1 is linked to bladder transitional cell carcinoma.