Table 1.

CT-derived body composition measures and thresholds used.

Body Composition Measurement
High subcutaneous fat index [20]:
Subcutaneous fat area: Males >50.0 cm2m2 and Females >42.0 cm2m2
Visceral obesity [21,22]:
Visceral fat area: Males >160 cm2 and Females >80 cm2
Sarcopenia
Low skeletal muscle index [22]:
Males: BMI <25 kg/m2 and skeletal muscle index <43 cm2m2 or BMI >25 kg/m2 and skeletal muscle index <53 cm2m2 Females: BMI <25 kg/m2 and skeletal muscle index <41 cm2m2 or BMI >25 kg/m2 and skeletal muscle index <41 cm2m2
Myosteatosis
Low skeletal muscle radiodensity [22]:
BMI <25 kg/m2 and skeletal muscle radiodensity <41 HU or BMI >25 kg/m2 and skeletal muscle radiodensity <33 HU