Univariate analysis revealed a strong association of OS with the pathologic T stage, pathologic M stage, pathologic stage, age, and EPHX2 in KIRC, and pathologic T stage, pathologic N stage, pathologic M stage, clinical stage, and EPHX2 in CESC (Table 2; p < 0.05). This evidence concerns the gene EPHX2 and cervical squamous cell carcinoma.