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Table 1 Comparison of clinical background data of patients who underwent distal gastrectomy-Billroth I and distal gastrectomy-Roux-en-Y

From: Visceral fat changes after distal gastrectomy according to type of reconstruction procedure for gastric cancer

  DGBI n= 104 DGRY n= 48 P
Age (years) 64 (38 to 85) 62.5 (37 to 80) 0.2574c
Sex (M/F) 69/35 37/11 0.1804a
BMI (kg/m2) before surgery 22.8 (16.0 to 30.5) 22.4 (17.1 to 31.0) 0.7243c
VFA before surgery (cm2) 75.2 (15.9 to 265.4) 80.6 (14.6 to 236.7) 0.9148c
SFA before surgery (cm2) 122.5 (35.5 to 267.3) 113.8 (14.9 to 231.5) 0.4142c
Albumin level before surgery (mg/dl) 4.3 (2.5 to 4.8) 4.1 (2.8 to 4.7) 0.0128c
Approach (laparoscopy/laparotomy) 15/89 0/48 0.0030b
Lymph node dissection (<D2/≥D2) 59/45 20/28 0.0840a
Omentectomy (yes/no) 13/91 15/33 0.0056a
Pathological T (1/2/3/4) 74/28/2/0 32/12/4/0 0.4420d
Pathological N (0/1/2/3) 78/20/6/0 34/10/3/1 0.5484d
Pathological stage (1/2/3/4) 86/11/7/0 37/5/5/1 0.3587d
Adjuvant chemotherapy (yes/no) 10/94 5/43 1.0000b
Recurrence (yes/no) 4/100 3/45 0.5110b
  1. aχ2 test; bFisher’s exact test; cWilcoxon rank sum test; dMann-Whitney U test. BMI body mass index, DGBI distal gastrectomy with Billroth I, DGRY distal gastrectomy with Roux-en-Y, SFA subcutaneous fat area, VFA visceral fat area.