Nguyen et al reported equations for evaluating Vietnamese children using bioelectrical impedance, including estimation of fat mass. The authors are from multiple institutions in Vietnam and the United States.
Patient selection: Vietnamese child from 4 to 7 years old
Parameters:
(1) age in months
(2) sex
(3) weight in kg
(4) resistance index at 50 kHz in Ohms = ((height in cm)^2 / (resistance)
Parameter
Finding
Points
age
-0.039 * (months)
sex
male
0
female
0.501
weight
0.796 * (weight)
resistance index
-0.385 * (resistance index)
fat mass in kg =
= SUM(points for all of the parameters) - 0.579
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