Table 3: Correlations of supraclavicular and gluteal PDFF with anthropometric parameters (n=61), adjusted for age and sex and divided into age groups <30 years (n=31) and 30 years (n=30)

From: Association of proton density fat fraction in adipose tissue with imaging-based and anthropometric obesity markers in adults

ParameterAge groupSupraclavicular PDFF (%)Gluteal PDFF (%)
BMI (kg m–2)Allr=0.71 P<0.0001r=0.47 P=0.0002
 Adjustedar=0.64 P<0.0001r=0.48 P=0.0001
 <30 yearsr=0.45 P=0.01br=0.36 P=0.05
 30 yearsr=0.81 P<0.0001br=0.58 P=0.0007
Waist circumference (cm)Allr=0.70 P<0.0001r=0.45 P=0.0003
 Adjustedar=0.67 P<0.0001r=0.54 P<0.0001
 <30 yearsr=0.40 P=0.02br=0.43 P=0.02
 30 yearsr=0.79 P<0.0001br=0.53 P=0.003
Waist-to-height ratioAllr=0.72 P<0.0001r=0.52 P<0.0001
 Adjustedar=0.65 P<0.0001r=0.54 P<0.0001
 <30 yearsr=0.53 P=0.002r=0.47 P=0.007
 30 yearsr=0.75 P<0.0001r=0.63 P=0.0002
  1. Abbreviations: BMI, body mass index; PDFF, proton density fat fraction.
  2. aAdjusted for age and sex.
  3. bSignificant difference between age groups (P<0.05), according to Fisher z-transformation.