Table 2.

Treatment results of endoscopic submucosal dissection for gastric tube cancer and histopathological findings

Lesions, n	48
Median procedure time, min (range)	81 (29-334)
En bloc resection, n (%)	44 (91.7)
Adverse events during ESD, n (%)
Bleeding	1(2)
Perforation	1(2)
Adverse events post ESD, n (%)
Bleeding	2 (4)
Subcutaneous abscess	1 (2)
Liver failure	1 (2)
Respiratory failure	1 (2)
Median tumor size, mm (range)	15 (4-60)
Histrogical type, n
Differentiated	43
Undifferentiated	5
Tumor depth, n
M	40
SM1	4
SM2	4
Ulcerative findings, n
Absent	41
Present	7
Lymphatic infiltration, n
Negative	3
Positive	45
Lymphatic infiltration, n
Negative	1
Positive	47
Horizontal margin, n
Negative	45
Positive	3
Vertical margin, n
Negative	47
Positive	1
eCura, n (%)
A	38 (79)
C-1	3 (6)
C-2	7 (15)

ESD: Endoscopic submucosal dissection; M: Intramucosal; SM1: Submucosal superficial; SM2: Submucosal deep invasive.