KRT14 and urothelial carcinoma: In multivariable Cox regression analysis, OS was significantly correlated with the expression of CK14 (HR: 6.16, 95% CI: 1.28–38.30) and FOXA1 (HR: 0.08, 95% CI: 0.01–0.59) in the urothelial carcinoma subtype (Table 3).