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Table 2 Surgical procedures and operative outcomes

From: Feasibility of totally laparoscopic pylorus-preserving gastrectomy with intracorporeal gastro-gastrostomy for early gastric cancer: a retrospective cohort study

  TLPPG, n = 22 LAPPG, n = 43 p value
Operation time (min)a 264.3 ± 37.3 246.7 ± 49.1 0.145
Blood loss (mL)a 18.5 ± 13.7 30.7 ± 22.2 0.008
Lymph node dissectionb    0.985
 D1 1 2  
 D1+ 21 41  
Co-resection    0.247
 Yes 1 6  
 No 21 37  
Celiac branch of the vagus nerve    0.471
 Preserved 22 42  
 Not preserved 0 1  
Infra-pyloric artery    0.159
 Preserved 21 43  
 Not preserved 1 0  
Infra-pyloric vein    < 0.001
 Preserved 22 5  
 Not preserved 0 38  
Length of abdominal incision (cm)a 3.8 ± 0.4 4.7 ± 0.6 < 0.001
Number of the harvested lymph nodesa 39.5 ± 11.6 37.7 ± 14.8 0.635
Conversion to open laparotomy 0 0
  1. aMean ± standard deviation
  2. bAccording to the Japanese Gastric Cancer Treatment Guideline 2018