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Table 3 Patient characteristics and IBL undergoing open gastrectomy with D2 lymph-node dissection for gastric cancer

From: Effect of obesity on intraoperative bleeding volume in open gastrectomy with D2 lymph-node dissection for gastric cancer

  High IBL (n = 42) (%) Low IBL (n = 58) (%) p value
Age (years) 68.5 ± 8.1 64.2 ± 10.6 0.0318
Gender    0.4271
   Male 32 (76.2) 40 (70.0)  
   Female 10 (23.8) 18 (30.0)  
BMI (kg/m2)    0.0100
   <25 28 (66.7) 51 (87.9)  
   ≥25 14 (33.3) 7 (12.1)  
VFA (cm2)    0.0041
   <100 21 (50.0) 45 (77.6)  
   ≥100 21 (50.0) 13 (22.4)  
SFA (cm2) 123.1 ± 53.6 110.5 ± 54.2 0.2530
Tumor location    0.0020
   U 10 (23.8) 2 (3.4)  
   M/L 32 (76.2) 56 (96.6)  
Macroscopic type    0.8455
   Superficial 14 (33.3) 17 (29.3)  
   Well-defined 15 (35.7) 20 (34.5)  
   Ill-defined 13 (31.0) 21 (36.2)  
Tumor size (mm) 60.8 ± 33.2 51.0 ± 26.3 0.1016
Histological type    0.3589
   Differentiated 20 (47.6) 33 (56.9)  
   Undifferentiated 22 (52.4) 25 (43.1)  
Depth of invasion    0.1134
   T1 12 (28.6) 21 (36.2)  
   T2 20 (47.6) 16 (27.6)  
   T3 10 (23.8) 21 (36.2)  
Lymph-node metastasis    0.1364
   N0 15 (35.7) 29 (50.0)  
   N1 16 (38.1) 20 (34.4)  
   N2 8 (19.0) 9 (15.5)  
   N3 3 (7.1) 0 (0)  
Stage    0.3351
   IA 8 (19.0) 14 (24.1)  
   IB 7 (16.7) 15 (25.9)  
   II 11 (26.2) 11 (19.0)  
   IIIA 6 (14.3) 11 (19.0)  
   IIIB 4 (9.5) 5 (8.6)  
   IV 6 (9.5) 2 (3.4)  
Preoperative complications    0.8447
   Absence 24 (57.1) 32 (55.2)  
   Presence 18 (42.9) 18 (31.0)  
LigaSure Atlas    0.1050
   Used 17 (40.5) 33 (56.9)  
   Not used 25 (59.5) 25 (43.1)  
Operative procedure    0.0015
   Distal gastrectomy 24 (57.1) 43 (74.1)  
   Total gastrectomy 18 (42.9) 15 (25.9)  
Splenectomy    <0.0001
   Absence 24 (57.1) 52 (89.7)  
   Presence 18 (42.9) 6 (10.3)  
  1. IBL = intraoperative blood loss; BMI = body-mass index; SFA = subcutaneous fat area; VFA = visceral fat area;
  2. P < .05 was considered statistically significant