Prediction of DEXA total and regional body composition variables from anthropometry and single frequency segmental bioelectrical impedance

Instrument Details

Prediction of DEXA total and regional body composition variables from anthropometry and single frequency segmental bioelectrical impedance

BIA prediction of DEXA variables

Anthropometry objective

Bioelectric impedance analysis

19th August 2021

Richard Powell, MRC Epidemiology Unit

Developed and validated BIA equations to predict total and regional body composition parameters for fat mass (FM) and lean mass (LM) from anthropometry and single‐frequency (50 kHz) segmental BIA, using Dual Energy X-ray Absorptiometry (DEXA) as the criterion method.

Instrument Characteristics
classification  -> Conventional anthropometry
classification  -> Body composition
staff  -> Acquisition
duration  -> 1-5 minutes
Instrument Estimates
Fat mass
Skeletal muscle
Regional body composition
Instrument Validities
Populations Countries Reference Link
Adults United Kingdom www.medrxiv.org
Older adults United Kingdom www.medrxiv.org