COL15A1 and adrenal cortex carcinoma: Furthermore, the COX analysis of DSS data divulged that increased expression of COL15A1 was relevant to an unfavorable prognosis in individuals suffering from ACC (p < 0.001), BLCA (p < 0.036), KIRP (p < 0.001), and LGG (p < 0.001), among other diseases (Fig. 4A).