The efficacy of full-thickness endoscopic resection of subepithelial tumors in the gastric cardia

Table 2 A comparison of treatment outcomes between endoscopic full-thickness resection and submucosal tunneling endoscopic resection groups

Outcomes	EFTR	STER	P value
En bloc resection	71 (100%)	97 (97.0%)	0.14
Complete resection	70 (98.6%)	91 (91.0%)	0.04
Procedure time (min)	44.63 ± 28.66	53.36 ± 27.34	0.04
Procedure-related characteristics
Suturing methods			0.01
Metallic clips	38 (53.5%)	98 (98.0%)
Metallic clips with endoloop	29 (40.8%)	2 (2.0%)
Stent	4 (5.6%)	0 (0%)
Histopathology			0.01
GIST	28 (39.4%)	7 (7.0%)
Leiomyoma	43 (60.6%)	88 (88.0%)
Others	0 (0%)	5 (5.0%)
Complications	15 (21.1%)	21 (22.0%)	0.89
Pneumoperitoneum	0 (0%)	0 (0%)
Hydrothorax
Minor hydrothorax	3 (4.2%)	4 (4.0%)
Major hydrothorax	0 (0%)	0 (0%)
PEECS	10 (14.1%)	18 (18.0%)
Delayed bleeding	2 (2.8%)	0 (0%)
Delayed perforation	0 (0%)	0 (0.0%)
Follow-up
Recurrence	0 (0%)	0 (0%)
Metastasis	0 (0%)	0 (0%)

EFTR: Endoscopic full-thickness resection; STER: Submucosal tunneling endoscopic resection; GIST: Gastrointestinal stromal tumor; PEECS: Post-endoscopic submucosal dissection electrocoagulation syndrome.