Table 1.

The relationship with clinicopathological features of Bcl-2, B7-H1, EGFR and the VEGF expres-sion in colorectal cancer tissues

Clinical pathology parameter	n	Bcl-2 (+)			B7-H1 (+)			EGFR (+)			VEGF (+)
		n (%)	x2	p	n (%)	x2	p	n (%)	x2	p	n (%)	x2	p
Sex
Male	35	24 (68.6)	2.308	0.129	15 (42.9)	0.753	0.386	7 (20.0)***	5.016	0.025	26 (74.3)	2.397	0.122
Female	22	19 (86.4)			11 (50.0)			0 (0.00)			20 (90.9)
Age
≥60	36	27 (75.0)	0.01	0.92	14 (38.9)	1.781	0.182	3 (8.3)	1.413	0.234	30 (83.3)	0.435	0.51
<60	21	16 (76.2)			12 (57.1)			4 (19.6)			16 (76.2)
Infiltration depth
Under serosa	8	4 (50.0)	3.25	0.071	4 (50.0)	0.072	0.92	0 (0.00)	1.303	0.254	7 (87.5)	0.276	0.599
Outside serosa and serosa	49	39 (79.6)			22 (44.9)			7 (14.3)			39 (79.6)
Differentiated degree
the highly- and medium-differentiated	33	21 (63.6)*	6.605	0.01	8 (24.2)*	14.43	0.001	4 (12.1)	0.002	0.966	25 (75.8)	0.464	0.496
the low-differentiated	24	22 (91.7)			18 (75.0)			3 (12.5)			21 (87.5)
Dukes stages
A+B	27	22 (81.5)	1.011	0.315	8 (29.6)	5.284	0.022	2 (7.4)	0.182	0.67	23 (85.2)	0.662	0.416
C+D	30	21 (70.0)			18 (60.0)**			5 (16.7)			23 (76.7)
Lymph node metastasis
Yes	30	21 (70.0)	1.011	0.315	18 (60.0)**	5.284	0.022	5 (16.7)	0.182	0.67	23 (76.7)	0.662	0.416
No	27	22 (81.5)			8 (29.6)			2 (7.4)			23 (85.2)

^**P<0.05;

^***P<0.05.

P values: a statistical method of Statistics.