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Table 2 Ulcer status during second-look endoscopy according to the Forrest classification

From: Bleeding in patients who underwent scheduled second-look endoscopy 5 days after endoscopic submucosal dissection for gastric lesions

  IIa + IIb (N = 55) IIc + III (N = 234) P* values
Diameter of the resected specimen
  < 40 mm 31 (56.4%) 169 (72.2%) 0.034
  ≥ 40 mm 24 (43.6%) 65 (27.8%)  
Antithrombotic agents
 Non-user 37 (67.3%) 176 (75.2%) 0.237
 User 18 (32.7%) 58 (24.8%)