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Table 4 Treatment outcomes between the Splash M-knife and control groups after propensity score matching

From: Splash M-knife versus Flush Knife BT in the technical outcomes of endoscopic submucosal dissection for early gastric cancer: a propensity score matching analysis

  ESD-M n = 45 ESD-F n = 45 p value
Usage rate of hemostatic forceps 3 (6.7%) 38 (84.4%) < 0.001* ‡
Procedure time(min)    
 Mean ± SD 83.7 ± 48.5 84.2 ± 62.3 0.961
 Median(range) 74.0 (21–240) 71.0 (18–410) 0.90§
En bloc resection 44 (100%) 44 (100%) 1
Complete resection 43 (95.6%) 44 (100%) 0.494
Perforation 0 (0%) 0 (0%) 1
Post-procedure bleeding 1 (2.2%) 1 (2.2%) 1
  1. ESD-M endoscopic submucosal dissection with Splash M-knife, ESD-F endoscopic submucosal dissection with Flush Knife BT, SD standard deviation
  2. p value was calculated using Fisher’s exact test for categorical data
  3. p value was calculated using the t test and the Mann-Whitney U test § for continuous data
  4. *significant value