Annals of Clinical Nutrition and Metabolism : eISSN 2799-8363 / pISSN 2799-7898

Table. 3.

Table. 3.

Correlation between bioelectrical impedance analysis and computed tomography body composition parameters

Parameter Preoperative Postoperative
BIA Computed tomography r P-value r P-value
SMM Total muscle area (TMA) 0.849 <0.001 0.765 <0.001
Skeletal muscle area (SMA) 0.858 <0.001 0.800 <0.001
Normal attenuated muscle area (NAMA) 0.763 <0.001 0.699 <0.001
Low attenuated muscle area (LAMA) 0.339 0.001 0.278 0.006
Intermuscular adipose tissue area (IMA) –0.103 0.317 0.049 0.636
Trunk muscle Total muscle area (TMA) 0.846 <0.001 0.778 <0.001
Skeletal muscle area (SMA) 0.838 <0.001 0.793 <0.001
Normal attenuated muscle area (NAMA) 0.728 <0.001 0.689 <0.001
Low attenuated muscle area (LAMA) 0.378 <0.001 0.281 0.005
Intermuscular adipose tissue area (IMA) 0.005 0.958 0.096 0.348
Body fat Total fat area (SFA+VFA) 0.744 <0.001 0.826 <0.001
VFA VFA 0.527 <0.001 0.589 <0.001

r represents Pearson’s correlation coefficient.

BIA = bioelectrical impedance analysis; SMM = skeletal muscle mass; VFA = visceral fat area; SFA = subcutaneous fat area.

Ann Clin Nutr Metab 2023;15:72-80 https://doi.org/10.15747/ACNM.2023.15.3.72
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