Integrin αvβ6 sustains and promotes tumor invasive growth in colon cancer progression

Table 1 Clinicopathological characteristics for 100 patients with colon carcinoma

Characteristic	Number of patients	Percentage
Sex
Male	54	54
Female	46	46
Age (yr)
< 60	61	61
≥ 60	39	39
Tumor location
Right	39	39
Transverse	10	10
Left colon	51	51
Depth1
< 5 mm	72	72
≥ 5 mm	28	28
Maximum diameter of tumor (cm)
≥ 1.0 and < 5.0	67	67
≥ 5.0	33	33
Tumor differentiation
Well	19	19
Moderate	53	53
Poor	21	21
Unknown	7	7
Lymph node metastasis
0	23	23
1-4	32	32
≥ 5	45	45
Venous vessel invasion
Absent	42	42
Present	58	58
Tumor margin
Expanding	81	81
Infiltrating	19	19

¹Depth of penetration beyond the muscularis propria.