Annals Of Clinical Nutrition And Metabolism : eISSN 2799-8363 / pISSN 2799-7898

Table. 2.

Table. 2.

Comparison of outcomes according to extent of gastrectomy

Variable Preoperative 1 yr 2 yr 3 yr
Hemoglobin (g/dL)
DG 13.80 (12.80~14.50) 13.30 (12.30~14.25) 14.25 (13.02~14.90) 13.75 (12.60~14.72)
TG 12.75 (12.25~13.97) 11.60 (11.15~13.20) 12.95 (11.57~13.92) 12.05 (11.57~13.37)
PG 14.00 (13.50~14.90) 14.00 (12.60~14.50) 13.20 (12.30~14.60) 14.30 (12.70~14.50)
P-value (DG vs. TG) 0.162 0.010 0.040 0.021
P-value (TG vs. PG) 0.126 0.059 0.425 0.107
Ferritin (ng/mL)
DG NA 56.47 (33.25~114.30) 42.25 (27.85~88.52) 51.20 (32.30~77.50)
TG NA 63.00 (48.52~136.85) 34.45 (27.60~41.72) 53.55 (36.87~76.67)
PG NA 102.70 (80.50~106.90) 65.10 (51.11~102.70) 60.00 (27.90~87.70)
P-value (DG vs. TG) NA 0.251 0.260 0.282
P-value (TG vs. PG) NA 0.777 0.066 0.569
Vitamin B12 (μg/L)
DG NA 557.45 (431.70~740.70) 511.75 (402.87~719.32) 545.60 (387.80~711.17)
TG NA 331.70 (277.65~458.45) 240.10 (186.30~315.20) 169.65 (163.95~369.55)
PG NA 530.40 (513.35~898.20) 578.00 (550.60~871.80) 578.00 (423.10~613.30)
P-value (DG vs. TG) NA 0.001 <0.001 0.007
P-value (TG vs. PG) NA 0.014 0.007 0.061
Albumin (g/dL)
DG 4.30 (4.00~4.60) 4.40 (4.10~4.50) 4.35 (4.10~4.50) 4.40 (4.10~4.40)
TG 4.35 (3.97~4.70) 4.35 (4.00~4.45) 4.00 (3.90~4.27) 4.15 (3.90~4.20)
PG 4.40 (4.30~4.40) 4.20 (3.90~4.60) 4.20 (4.10~4.60) 4.40 (4.20~4.55)
P-value (DG vs. TG) 0.928 0.378 0.053 0.051
P-value (TG vs. PG) 0.558 0.776 0.239 0.203
BMI (kg/m2)
DG 23.30 (21.45~24.40) 21.46 (20.04~23.50) 21.67 (20.61~23.77) 21.75 (20.43~24.00)
TG 24.27 (22.52~24.90) 19.54 (19.10~20.87) 20.85 (20.81~21.77) 21.13 (21.10~21.16)
PG 25.18 (21.75~26.93) 20.55 (19.41~21.79) 20.51 (18.98~22.24) 19.41 (18.03~21.59)
P-value (DG vs. TG) 0.226 0.064 0.445 0.692
P-value (TG vs. PG) 0.460 0.610 0.601 0.354
NRI (kg/m2)
DG NA 106.13 (103.03~109.05) 105.88 (101.74~110.46) 105.93 (101.85~108.24)
TG NA 100.54 (94.26~100.86) 98.96 (89.79~106.37) NA
PG NA 100.03 (92.89~105.91) 99.51 (99.17~101.64) 103.25 (95.80~106.96)
P-value (DG vs. TG) NA 0.003 0.037 0.539
P-value (TG vs. PG) NA 0.999 0.754 NA
Modified NRI (kg/m2)
DG 105.97 (101.43~110.05) 105.72 (101.75~109.37) 105.80 (102.06~110.05) 106.59 (101.92~108.53)
TG 107.01 (100.82~113.09) 101.85 (95.52~105.20) 100.94 (99.11~110.11) 98.04 (93.22~102.86)
PG 107.11 (106.71~108.53) 102.72 (99.25~105.40) 103.97 (102.75~105.05) 102.53 (96.42~106.43)
P-value (DG vs. TG) 0.645 0.086 0.476 0.390
P-value (TG vs. PG) 0.671 0.734 0.754 NA

Values are presented as median (interquartile range).

DG = distal gastrectomy; TG = total gastrectomy; PG = proximal gastrectomy; NA = not applicable; BMI = body max index; NRI = nutritional risk index.

Ann Clin Nutr Metab 2021;13:34-42 https://doi.org/10.15747/ACNM.2021.13.2.34
© 2021 Ann Clin Nutr Metab