MACC1 mRNA high expression was significantly correlated with poor OS in 523 cases with serous carcinoma (HR = 1.48 (95% CI: 1.16 – 1.89), P = 0.0014) and in 30 patients with endometrioid carcinoma (HR = 7.31 (95% CI: 0.76 – 70.29), P = 0.043). Here, MACC1 is linked to endometrioid adenocarcinoma.