Surgical Metabolism and Nutrition : eISSN 2465-8383 / pISSN 2233-5765

Table. 1.

Table. 1.

Baseline clinicopathological characteristics of the entire patient population (n=8014)

Mean±SD
Age (years)57.2±11.6
Sex
 Male5118 (63.9)
 Female2896 (36.1)
Preoperative body weight (kg)64.4±10.6
BMI (kg/m2)24.1±3.0
ASA score
 13713 (46.3)
 24125 (51.5)
 3176 (2.2)
Preoperative albumin level (g/dL)4.4±0.4
Preoperative hemoglobin level (g/dL)13.9±1.7
Preoperative total protein level (g/dL)7.0±0.5
Preoperative cholesterol level (mg/dL)185.4±36.1
Preoperative PNI54.9±5.1
Resection extent
 Subtotal gastrectomy6668 (83.2)
 Total gastrectomy1346 (16.8)
Surgical approach
 Open6208 (77.5)
 Minimally invasive1806 (22.5)
Tumor location in the stomach
 Lower4594 (57.3)
 Middle2454 (30.6)
 Upper960 (12.0)
 Whole6 (0.1)
Tumor size (cm)3.0±1.9
T stage
 T17126 (88.9)
 T2698 (8.7)
 T3190 (2.4)
N stage
 N07707 (96.2)
 N1269 (3.3)
 N238 (0.5)
WHO classification
 Differentiated3449 (43.0)
 Undifferentiated4565 (57.0)
Lauren classification
 Intestinal3676 (45.9)
 Diffuse3434 (42.8)
 Mixed904 (11.3)

BMI = body mass index; ASA = American Society of Anesthesiologists; PNI = prognostic nutritional index; WHO = World Health Organization.

Surg Metab Nutr 2019;10:59-65 https://doi.org/10.18858/smn.2019.10.2.59
© 2019 Surg Metab Nutr