Investigation of the Local Recurrence Rate after Colorectal Endoscopic Mucosal Resection: Is Incomplete Polyp Resection Really a Clinically Important Problem? Analysis of the Rationale for the “Resect and Discard” Strategy

Table 1

Patient and polyp characteristics.

Patients characteristics
Sex
Male					388 (74%)
Female					135 (26%)
Age (years) mean ± SD (range)					67 ± 9.9 (21-87)
Polyp characteristics	Negative	Unclear	Positive	IPR	p-value
Location					N.S
IC valve (4)	4	0	0	0
Cecum (61)	36	18	7	25
Ascending colon (233)	182	39	12	51
Hepatic flexure (35)	23	12	0	12
Transverse colon (237)	203	29	5	34
Splenic flexure (2)	1	0	1	1
Descending colon (140)	118	17	5	22
SD junction (3)	3	0	0	0
Sigmoid colon (305)	252	39	14	53
Rs junction (28)	19	7	2	9
Ra (20)	12	4	4	8
Rb (24)	17	6	1	7
Size					N.S
≤5 mm (584)	466	85	33	118
6-9 mm (508)	404	86	18	104
Morphology					N.S
Ip (94)	83	9	2	11
Isp (507)	410	76	21	97
Is (453)	351	79	23	102
IIa (38)	26	7	5	12

N.S: not significant.