Normal information

Test group (cases)

Control group (cases)

Gender

Male

14

13

Female

10

11

Tumor site

Ascending colon

12

15

Transverse colon

4

3

Descending colon and

sigmoid colon

8

6

High risk factors

Poorly differentiated

19

21

Differentiation

5

3

T3

19

19

T4

5

5

Intestinal obstruction

3

6

Vascular invasion

3

2