Table 2.

Patient and tumor characteristics of the 53 patients with clinical follow-up data (The numbers in parenthesis are percentages).*

		Ep-CAM expression
Variable	Patients	0	1+	2+	3+
Patients		10	15	7	21
Male	39 (74)	8 (80)	10 (67)	4 (57)	17 (81)
Female	14 (26)	2 (20)	5 (33)	3 (43)	4 (19)
Primary Tumor
pT1	15 (28)	4 (40)	3 (20)	3 (42)	5 (24)
pT2	8 (15)	1 (10)	2 (13)	2 (29)	3 (14)
pT3	30 (57)	5 (50)	10 (67)	2 (29)	13 (62)
Lymph node status
pN0	27 (51)	4 (40)	9 (60)	5 (71)	9 (43)
pN1	26 (49)	6 (60)	6 (40)	2 (29)	12 (57)
Tumor grade
G2	38 (72)	7 (70)	11 (73)	5 (71)	15 (71)
G3	15 (28)	3 (30)	4 (27)	2 (29)	6 (29)

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