Table 2
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Threshold values of cervical CT-derived body composition analysis parameters associated with inferior survival in patients undergoing carotid endarterectomy for symptomatic carotid stenosis (n = 618)

Low C3 SMI
 Male, BMI <25.0 kg/m2≤14.8 cm2/m2
 Male, BMI ≥25.0 kg/m2≤17.7 cm2/m2
 Female, BMI <25.0 kg/m2≤12.8 cm2/m2
 Female, BMI ≥25.0 kg/m2≤11.8 cm2/m2
Low C3 SMD
 Male≤43.7 HU
 Female≤37.4 HU
Low L3 dSMI
 Male, BMI <25.0 kg/m2≤50.0 cm2/m2
 Male, BMI ≥25.0 kg/m2≤50.5 cm2/m2
 Female, BMI <25.0 kg/m2≤32.7 cm2/m2
 Female, BMI ≥25.0 kg/m2≤37.1 cm2/m2
Low C3 SMI
 Male, BMI <25.0 kg/m2≤14.8 cm2/m2
 Male, BMI ≥25.0 kg/m2≤17.7 cm2/m2
 Female, BMI <25.0 kg/m2≤12.8 cm2/m2
 Female, BMI ≥25.0 kg/m2≤11.8 cm2/m2
Low C3 SMD
 Male≤43.7 HU
 Female≤37.4 HU
Low L3 dSMI
 Male, BMI <25.0 kg/m2≤50.0 cm2/m2
 Male, BMI ≥25.0 kg/m2≤50.5 cm2/m2
 Female, BMI <25.0 kg/m2≤32.7 cm2/m2
 Female, BMI ≥25.0 kg/m2≤37.1 cm2/m2

CT, computed tomography; SMI, skeletal muscle index; BMI, body mass index; SMD, skeletal muscle density; HU, Hounsfield Units; dSMI, derived skeletal muscle index.

Table 2
Open in new tab

Threshold values of cervical CT-derived body composition analysis parameters associated with inferior survival in patients undergoing carotid endarterectomy for symptomatic carotid stenosis (n = 618)

Low C3 SMI
 Male, BMI <25.0 kg/m2≤14.8 cm2/m2
 Male, BMI ≥25.0 kg/m2≤17.7 cm2/m2
 Female, BMI <25.0 kg/m2≤12.8 cm2/m2
 Female, BMI ≥25.0 kg/m2≤11.8 cm2/m2
Low C3 SMD
 Male≤43.7 HU
 Female≤37.4 HU
Low L3 dSMI
 Male, BMI <25.0 kg/m2≤50.0 cm2/m2
 Male, BMI ≥25.0 kg/m2≤50.5 cm2/m2
 Female, BMI <25.0 kg/m2≤32.7 cm2/m2
 Female, BMI ≥25.0 kg/m2≤37.1 cm2/m2
Low C3 SMI
 Male, BMI <25.0 kg/m2≤14.8 cm2/m2
 Male, BMI ≥25.0 kg/m2≤17.7 cm2/m2
 Female, BMI <25.0 kg/m2≤12.8 cm2/m2
 Female, BMI ≥25.0 kg/m2≤11.8 cm2/m2
Low C3 SMD
 Male≤43.7 HU
 Female≤37.4 HU
Low L3 dSMI
 Male, BMI <25.0 kg/m2≤50.0 cm2/m2
 Male, BMI ≥25.0 kg/m2≤50.5 cm2/m2
 Female, BMI <25.0 kg/m2≤32.7 cm2/m2
 Female, BMI ≥25.0 kg/m2≤37.1 cm2/m2

CT, computed tomography; SMI, skeletal muscle index; BMI, body mass index; SMD, skeletal muscle density; HU, Hounsfield Units; dSMI, derived skeletal muscle index.

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