EPCAM and neoplasm: In terms of tumor stage, 45 (69%), 109 (69.5%), 11 (55%), 32 (47%), 31 (52%), 6 (40%), and 12 (63.5%) of stage I, IIA, IIB, IIIA, IIIB, IIIC, and IVA displayed higher expression of EpCAM, respectively (P = 0.007).