Role of second look endoscopy in endoscopic submucosal dissection and peptic ulcer bleeding: Meta-analysis of randomized controlled trials

Figure 1  PRISMA flowchart outlining the study search.

Figure 2 Forest plot and meta-analysis. A: Endoscopic submucosal dissection rebleeding; B: Peptic ulcer rebleeding; C: Rebleeding in peptic ulcer disease after excluding Park et al[21]; D: Blood transfusion in peptic ulcer disease; E: Blood transfusion in peptic ulcer disease after excluding Pittayanon et al[22]; F: Endoscopic intervention in peptic ulcer disease; G: Surgical intervention in peptic ulcer disease; H: Angiographic embolization in peptic ulcer disease; I: Hospital length of stay in peptic ulcer disease; J: Hospital length of stay in peptic ulcer disease after excluding Pittayanon et al[22]; K: Mortality in peptic ulcer disease. SLE: Second-look endoscopy.

Figure 3  Risk of bias graph of included randomized controlled trials based on the Cochrane risk-of-bias (RoB) assessment tool version 1.

Figure 4  Risk of bias summary of included randomized controlled trials based on the Cochrane risk-of-bias (RoB) assessment tool version 1.