ADL	Activities of Daily Living
BB	Biceps brachii
BB-CSA	Biceps brachii cross-sectional area
BB-MT	Biceps brachii muscle thickness
BB-MT/SFT	Biceps muscle thickness to subcutaneous fat thickness ratio
BB-SFT	Biceps brachii subcutaneous fat thickness
BMI	Body mass index
CC	Calf circumference
CSA	Cross-sectional area
ESPEN	European Society for Clinical Nutrition and Metabolism
EWGSOP2	European Working Group on Sarcopenia in Older People 2
ICC	Intraclass correlation coefficient
MUAC	Mid-upper calf circumference
RF	Rectus femoris
RF-CSA	Rectus femoris cross-sectional area
RF-MT	Rectus femoris muscle thickness
RF-MT/SFT	Rectus femoris muscle thickness to subcutaneous fat thickness ratio
RF-SFT	Rectus femoris subcutaneous fat thickness
SD	Standard deviation
SFT	Subcutaneous fat thickness
SPSS	Statistical package for social sciences
USG	Ultrasonography
VDR	Vitamin D receptors