Table 2

Cumulative follow up years after endoscopic mucosal resection (EMR) and numbers in each group

YearsABCTotal
021101748
⩽ 116  (12)6  (5)13  (6)35
⩽ 2 13 (5)3 (1)7 (4)23
⩽ 3 10 (4)3 (0)1 (0)14
  • Numbers in parentheses are numbers of patients undergoing endoscopic ultrasonography one, two, or three years after EMR as applicable.

  • Group A, 21 patients with mucosal cancer, a negative stump, and no peptic ulcer in the tumour focus at endoscopic one step resection; group B, 10 patients with mucosal cancer, no peptic ulcer in the tumour focus, and a negative stump probably at endoscopic piecemeal resection; group C, 10 patients with mucosal cancer at EMR who were re-treated by laser or coagulation therapy because of incomplete resection, two patients with mucosal cancer, a negative stump, and peptic ulcer scar in the tumour focus at EMR, and five patients with submucosal cancer at EMR.