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How accurate are bioelectrical impedance (BEI) results?

The accuracy of BEI for body fat estimation is approximately 3-6%.  However if a machine is not well calibrated, it can be as much as 10% off.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.