Table 3.

E-cadherin expression in colorectal cancer and para-cancer tissues with clinical features

Clinical data	Case (n)	E-cadherin (2-ΔΔCt) (X̅ ± S)	P value
Gender			0.514
Male	20	0.441 ± 0.093
Female	17	0.415 ± 0.115
Age			0.322
< 60	10	0.356 ± 0.121
≥ 60	27	0.427 ± 0.103
Tumor size			0.274
< 5 cm	19	0.514 ± 0.133
≥ 5 cm	18	0.611 ± 0.104
Differentiation level			0.0003
Median to high	32	0.452 ± 0.106
Low	5	0.224 ± 0.119
Local invasion depth			0.0001
T1/T2	9	0.325 ± 0.042
T3/T4	28	0.198 ± 0.025
Dukes staging			0.0002
A/B	22	0.304 ± 0.101
C/D	15	0.218 ± 0.126
Vascular invasion			0.0001
No	27	0.377 ± 0.089
Yes	10	0.298 ± 0.073
Tumor location			0.896
Colon	18	0.614 ± 0.119
Rectus	19	0.599 ± 0.203
CEA (ng/ml)			0.086
< 6.50	15	0.622 ± 0.077
≥ 6.50	22	0.583 ± 0.083
CA19-9 (U/ml)			0.0004
< 37.00	25	0.378 ± 0.110
≥ 37.00	12	0.226 ± 0.088