Table 1.

Patient characteristics (N = 55)

VariablesMean ± SD (range)
Age (y)54.8 ± 10.4 (37-80)
BMI (kg/m2)27.0 ± 5.5 (18.2-46.1)
BSA (m2)1.8 ± 0.2 (1.4-2.3)
Muscle cross-sectional area (cm2)114.2 ± 19.5 (67.5-165.7)
Lumbar skeletal muscle index (cm2/m2)44.2 ± 7.1 (26.4-59.4)
Estimated LBM (kg)*40.3 ± 5.8 (26.3-55.8)
  • * Calculated from regression equation: whole lean body mass (kg) = 0·30 × [skeletal muscle at L3 using CT (cm2)] + 6·06;]17.