ESR2 and cervical squamous cell carcinoma: Patient groups with only one sex, cervical squamous cell carcinoma and endocervical adenocarcinoma (CESC) (p-value = 0.004) (Figure S2), and ovarian serous cystadenocarcinoma (OV) (p-value = 0.002) (Figure S2) (only female samples) presented high ESR2 expression levels as a favorable factor with regard to OS.