Table 5.

Metabolism-body composition correlation matrix

REEmBCMmFFMmBW Organs Organs + SM ATFM Brain LiverHeart Kidneys SM AT Residual
REEm
BCMm 0.92
FFMm 0.92 0.991
BW 0.87 0.96 0.97
Organs 0.90 0.83 0.870.84
Organs+SM 0.92 0.99 0.98 0.96 0.87
ATFM 0.91 0.99 0.997 0.97 0.86 0.99
Brain 0.73 0.56 0.56 0.47 0.70 0.560.56
Liver 0.84 0.82 0.86 0.85 0.970.87 0.85 0.51
Heart 0.84 0.82 0.850.83 0.96 0.86 0.84 0.59 0.95
Kidneys0.83 0.75 0.82 0.79 0.93 0.77 0.79 0.580.90 0.89
SM 0.91 0.99 0.98 0.96 0.851.00 0.99 0.54 0.85 0.84 0.75
AT−0.09 −0.01 0.01 0.24 −0.00 0.02−0.00 −0.33 0.09 0.05 0.09 0.02
Residual 0.85 0.94 0.96 0.92 0.79 0.900.96 0.53 0.76 0.76 0.78 0.90 −0.04
  • REEm, measured resting energy expenditure; BCMm, measured BCM; FFMm, measured FFM; BW, body wt; SM, skeletal muscle; AT, adipose tissue; ATFM, AT free mass; organs, brain+liver+heart+kidneys; residual, BW minus sum of brain+liver+heart+kidneys+SM+AT.