Analysis of 234 cases of colorectal polyps treated by endoscopic mucosal resection

Table 2 Comparison of general clinical conditions of each group

Group	Sex		Age		Size of the polyp in cm		Site of the polyp in cm
	Female	Male	< 60	≥ 60	0.5-0.9	≥ 1	Left colon, including the rectum	Right colon, including the ileocecal region
Non-adenoma	28	13	20	21	28	13	21	20
Low-risk adenoma	81	29	52	58	105	5	58	52
High-risk adenoma	106	33	64	75	11	128	89	50
Carcinogenesis	4	1	1	4	0	5	3	2
χ2 value	1.162		1.535		199.825		5.416
P value	0.762		0.674		0		0.144