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Table 3 Subgroup analysis based on the tumor location of STER and ESE group

From: Comparison of different endoscopic resection techniques for submucosal tumors originating from muscularis propria at the esophagogastric junction

  STER group ESE group P value
Complications rate (%)
 Esophagus-cardia 0/14 (0) 2/6 (33.33)  
 Cardia 6/12 (50) 0/6 (0)  
 Cardiac-gastric fundus 8/14 (57.14) 4/38 (10.53)  
  P1 0.003 0.121, NSa  
  P2 0.001 0.130, NSa  
  P3 0.716, NSa 0.405, NSa  
Operating time (min)
 Esophagus-cardia 83.43 ± 23.14408 83.00 ± 54.75 NSa
 Cardia 83.00 ± 52.79463 50.00 ± 2.68 NSa
 Cardiac-gastric fundus 145.1429 ± 42.43159 70.3158 ± 39.84 < 0.05
  P1 0.980, NSa 0.200, NSa  
  P2 0.000 0.49, NSa  
  P3 0.003 0.004  
  1. STER submucosal tunneling endoscopic resection, ESE endoscopic submucosal excavation; aNo Significance; P1, the comparison of esophagus-cardia and cardia; P2, the comparison of esophagus-cardia and cardia-gastric; P3, the comparison of cardia-gastric and cardia