Table 1.

Patient and tumor characteristics (The numbers in parenthesis are percentages).*

		Ep-CAM expression
Variable	Patients	0	1+	2+	3+
Patients		15	18	8	29
Male	50 (71)	10 (67)	12 (67)	5 (38)	23 (79)
Female	20 (29)	5 (33)	6 (33)	3 (62)	6 (21)
Primary Tumor
pT1	15 (21)	4 (27)	3 (17)	3 (38)	5 (17)
pT2	11 (16)	3 (20)	2 (11)	2 (24)	4 (14)
pT3	42 (60)	8 (53)	11 (61)	3 (38)	20 (69)
pT4	2 (3)	0 (0)	2 (11)	0 (0)	0 (0)
Lymph node status
pN0	33 (47)	7 (47)	9 (50)	6 (75)	11 (38)
pN1	37 (53)	8 (53)	9 (50)	2 (25)	18 (62)
Tumor grade
G2	47 (67)	10 (67)	12 (67)	6 (75)	19 (66)
G3	23 (33)	5 (33)	6 (33)	2 (25)	10 (34)

*No statistical significant correlations between Ep-CAM expression and the histopathological parameters were observed.