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Table 1 Clinical characteristics of the 936 patients with 972 gastric SETs ≤ 2 cm

From: The necessarity of treatment for small gastric subepithelial tumors (1–2 cm) originating from muscularis propria: an analysis of 972 tumors

Age [year; mean ± SD; (range)] 53.6 ± 10.2 (16–78)
Gender [n (%)]
 Male 213 (22.8%)
 Female 723 (77.2%)
Tumor diameter [mm; mean ± SD] 9.6 ± 3.9
Location [n (%)]
 Fundus 558 (57.4)
 Corpus 390 (40.1)
 Angle 3 (0.3)
 Antrum 21 (2.2)
Pathological diagnosis [n (%)]
 Leiomyoma 485 (49.9)
 GIST 411 (42.3)
 Schwannoma 20 (2.1)
 Ectopic pancreas 12 (1.2)
 Vascular malformation/proliferation 8 (0.8)
 Inflammatory tissue 17 (1.7)
 Hamartoma 5 (0.5)
 Glomus tumor 4 (0.4)
 Neuroendocrine neoplasm 3 (0.3)
 Calcified tissue 3 (0.3)
 Collagenoma 2 (0.2)
 Hemangioma 1 (0.1)
 Fibroma 1 (0.1)
Endoscopic procedures [n (%)]
 BLR 418 (43)
 ESD 344 (35.4)
 EFTR 201 (20.7)
 STER 9 (0.9)
Complete resection 972
Postoperative complications
 Perforation 2
 Bleeding 3
  1. BLR band ligation and resection, ESD endoscopic submucosal dissection, EFTR endoscopic full-thickness resection, STER submucosal tunneling endoscopic resection