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Table 6 Short-term outcomes and complications according to the sedation method used for endoscopic submucosal dissection

From: Endoscopic submucosal dissection under general anesthesia for superficial esophageal squamous cell carcinoma is associated with better clinical outcomes

Variables Conscious sedation (n = 93) General anesthesia (n = 82) p-value
En bloc resection (yes) 82 (88.2) 82 (100) 0.001
Complete resection (yes) 64 (68.8) 67 (81.7) 0.056
Curative resection (yes) 54 (58.1) 49 (59.8) 0.878
Perforation (yes) 13 (14.0) 1 (1.2) 0.002
 Frank perforation 3 (3.2) 1 (1.2)  
 Microperforation 10 (10.8) 0 (0.0)  
Procedure time (mins) 52.5 ± 42.4 75.8 ± 47.1 0.001
Hospital stay (days) 7.7 ± 5.9 5.5 ± 1.1 0.001
  1. Data are presented as mean ± SD or number (%) of patients or lesions