CEACAM5 and neoplasm: In the AC group, RFS and OS were significantly associated with tumour size (P = 0.011 and P = 0.06, respectively), CEA (P = 0.023 and P = 0.001, respectively; Fig. 3), SCC-Ag (P = 0.012 and P = 0.001, respectively; Fig. 3), and CA 125 (P = 0.036 and P = 0.060, respectively); the associations were not significant in the ASC group.