Research Article
Endoscopic Submucosal Dissection Outcomes for Gastroesophageal Tumors in Low Volume Units: A Multicenter Survey
Table 3
Predictive factors for a prolonged ESD duration.
| | | Prolonged ESD duration (>105 mins) | | | Yes () | No () |
| | Cases done by endoscopists with training in Japan (total ) | 9 (56.3%) | 7 (43.7%) | | | Endoscopy training (median years) | 18 | 17 | | | ESD cases observed (median number) | 30 | 40 | | | Previous EMR experience (median years) | 11 | 9.5 | | | Location of lesion | | | | | Lower stomach | 4 (21.1%) | 15 (78.9%) | | | Non-lower stomach | 6 (37.5%) | 10 (62.5%) | | Lesion morphology | | | | | Flat/depressed (0-IIc) | 8 (42.1%) | 11 (58.9%) | | | Elevated (0-IIa) | 9 (56.3%) | 7 (44.7%) | | Size of lesion (median mm) | 25 | 15 | |
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Mann–Whitney U test.
Chi-square test.
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