summary of parameters
Impedance
Symbol
Units
Derivation
Healthiest
Normal Values
resistance
R
ohms
measured
low value
male
female
calculation
reactance
X
ohms
measured
high value
male
female
calculation
impedance
Z
ohms
calculated
low value
male
female
calculation
phase angle
α
degrees
calculated
high value
male
female
calculation
capacitance
C
picofarads
calculated
high value
male
female
calculation
Mass
fat-free mass
FFM
FFM/WT
lb (kg)
% weight
regression
calculated
high value
high value
male
female
calculation
body cell mass
BCM
BCM/WT
lb (kg)
% weight
regression
calculated
high value
high value
male
female
calculation
extracellular mass
ECM
ECM/WT
lb (kg)
% weight
calculated
calculated
low value
low value
male
female
calculation
fat mass
FM
FM/WT
lb (kg)
% weight
calculated
calculated
low value
low value
male
female
calculation
ECM/BCM ratio
ECM/BCM
calculated
low value
male
female
calculation
body mass index
BMI
kg/m
2
calculated
low value
male
female
calculation
basal metabolic rate
BMR
calories per day
calculated
high value
male
female
calculation
Water
total body water
TBW
TBW/FFM
TBW/WT
liters
% FFM
% weight
regression
calculated
calculated
intermediate
intermediate
intermediate
male
female
calculation
intracellular water
ICW
ICW/TBW
liters
% TBW
regression
calculated
high value
high value
male
female
calculation
extracellular water
ECW
ECW/TBW
liters
% TBW
calculated
calculated
low value
low value
male
female
calculation
copyright © 1998 - biodynamics corporation