Table 3.

Calibration equations for estimating lipid or fat-free mass in `small mammal' models with varying fat location from experiment two (calibration equation and estimate accuracy)

ConditionEquation*r2
Head1ML=56.54+1.18M-1.73CI0.87
2MFF=(CI-46.10)/0.500.87
Tail1ML=-40.66+2.50M-1.82CI0.80
2MFF=(CI-51.01)/0.430.80
Midsection1ML=505.27-4.99M-1.22CI0.85
2MFF=(CI-32.22)/0.690.83
Homogenous1ML=8.74+0.70M-0.68CI0.86
2MFF=(CI+8.86)/1.270.87
  • * ML=lipid mass in g; MFF=fat-free mass in g; M=wet mass in g; CI=conductive index, defined as (EMavg×body length)0.5.

  • 1 Multiple regression.

  • 2 Inverse regression two-stage.