The Feasibility and Safety of the Clip-and-Snare Method with a Prelooping Technique for Gastric Submucosal Tumors Removal: A Single-Center Experience (with Video)
Table 1
Baseline characteristics.
ESD combined with CSM-PLT group
ESD group
value
Gender (n, %)
Male
50 (58.1%)
51 (59.3%)
0.88
Female
36 (41.9%)
35 (40.7%)
Age (age)
54.3 ± 11.4
54.5 ± 11.4
0.87
Tumor size (mm)a
26.5 (20.7–35.0)
27.0 (20.8–35.0)
0.92
Tumor location (n, %)
Gastric fundus
54 (62.8%)
55 (64.0%)
0.97
Gastric corpus
22 (25.6%)
21 (24.3%)
Gastric antrum
7 (8.1%)
7 (8.2%)
Gastric cardia
3 (3.5%)
4 (4.5%)
Tumor origin (n, %)
MP layer
82 (95.3%)
80 (93.0%)
0.52
Submucosal layer
4 (4.7%)
6 (7.0%)
Histological outcomes (n, %)
GIST
79 (91.9%)
79 (91.9%)
0.89
Leiomyoma
4 (4.7%)
3 (3.4%)
Heterotopic pancreas
3 (3.4%)
4 (4.7%)
GIST risk grading (n, %)
Very low
64 (74.4%)
62 (72.1%)
0.9
Low
13 (15.1%)
15 (17.4%)
Intermediate
7 (8.1%)
8 (9.3%)
High
2 (2.4%)
1 (1.2%)
Note. ESD: endoscopic submucosal dissection; CSM-PLT: clip-and-snare method with a prelooping technique; MP: muscularis propria; tabGIST: gastrointestinal stromal tumor; a, mean (first quartile (Q1) to the third quartile (Q3)).