Endoscopic full-thickness resection: A definitive solution for local complete resection of small rectal neuroendocrine neoplasms

Table 3 Comparison of postoperative pathological features between the two groups (< 1 cm), n (%)

Group	Total	ESD	EFTR	P value
Margin				0.003
Positive	34 (27.6)	34 (33.0)	0 (0)
Negative	89 (72.4)	69 (67.0)	20 (100)
WHO grade				0.017
G1	120 (97.6)	102 (99.0)	18 (90.0)
G2	3 (2.4)	1 (1.0)	2 (10.0)
LVI				NS
Positive	4 (3.3)	4 (3.9)	0 (0.0)
Negative	119 (96.7)	99 (96.1)	20 (100)
PNI				NS
Positive	4 (3.3)	4 (3.9)	0 (0.0)
Negative	119 (96.7)	99 (96.1)	20 (100)

ESD: Endoscopic submucosal dissection; EFTR: Endoscopic full-thickness resection; WHO: World Health Organization; LVI: Lymphatic vessel invasion; PNI: Perineural invasion; NS: No significance.