Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Estimation of human body composition by electrical impedance methods: a comparative study.

K R Segal, B Gutin, E Presta

    Journal of Applied Physiology (Bethesda, Md. : 1985)
    |May 1, 1985
    PubMed
    Summary

    Total body electrical conductivity (TOBEC) and bioelectrical impedance analysis (BIA) accurately estimate lean body mass (LBM). These convenient, safe methods correlate well with established body composition techniques.

    Related Concept Videos

    You might also read

    Related Articles

    Articles linked to this work by shared authors, journal, and citation graph.

    Sort by
    Same author

    Associations between muscle mass, physical activity and dietary behaviour in adolescents.

    Pediatric obesity·2018
    Same author

    Commentary.

    The Physician and sportsmedicine·2016
    Same author

    Reductive dechlorination of tetrachloroethene in marine sediments: Biodiversity and dehalorespiring capabilities of the indigenous microbes.

    The Science of the total environment·2016
    Same author

    High sodium intake is associated with short leukocyte telomere length in overweight and obese adolescents.

    International journal of obesity (2005)·2015
    Same author

    [Differential role of physical activity and diet in the prevention of childhood obesity: pre-eminence of physical activity].

    Revue medicale de Liege·2014
    Same author

    Steadiness as a function of prior exercise.

    Journal of motor behavior·2013

    Area of Science:

    • Human physiology
    • Biomedical engineering
    • Body composition analysis

    Background:

    • Accurate body composition assessment is crucial for health and performance.
    • Traditional methods like densitometry are accurate but cumbersome.
    • Electrical methods offer convenient, rapid, and safe alternatives for estimating lean body mass (LBM).

    Purpose of the Study:

    • To validate total body electrical conductivity (TOBEC) against densitometrically determined LBM (LBMd).
    • To compare TOBEC and bioelectrical impedance analysis (BIA) with existing body composition techniques.
    • To evaluate the accuracy of new electrical methods for LBM estimation.

    Main Methods:

    • Correlating LBMd with LBM predicted by TOBEC using established regression equations.

    Related Experiment Videos

  • Comparing LBMd with LBM predicted by BIA using manufacturer-provided equations.
  • Developing and applying new BIA prediction equations derived from a heterogeneous sample.

    • Main Results:

    • TOBEC demonstrated a very strong correlation with LBMd (r = 0.962), confirming its validity.
    • BIA showed a strong correlation with LBMd (r = 0.912) but overestimated LBM in obese subjects with standard equations.
    • New BIA equations derived from the study sample eliminated systematic overestimation errors.

    Conclusions:

    • TOBEC is a valid and reliable method for estimating LBM.
    • BIA is a viable method for LBM estimation, especially when using equations derived from diverse populations.
    • Both TOBEC and BIA are convenient, rapid, and safe alternatives to traditional body composition methods.