Precutting endoscopic band ligation-assisted resection versus endoscopic submucosal dissection in patients with small gastric submucosal tumors originating from the muscularis propria: study protocol of a randomized controlled trial

Table 1 Participant timeline

	Study period
	Recruitment	Allocation	Hospitalization			Follow-up
Timepoint	−t₁	0	Admission	Operation	Discharge	6 months	12 months
Recruitment:
Eligibility screen	X
Informed consent	X
Allocation		X
Interventions:
ESD				X
Precutting EBLR				X
Assessments:
Baseline characteristics			X
Operation duration				X
Estimated blood loss				X
Intraoperative adverse events				X
Postoperative adverse events					X	X	X
Operation cost				X
Hospitalization cost					X

ISSN: 1745-6215