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

Meal pattern correlations: facts and artifacts.

J M De Castro

    Physiology & Behavior
    |July 1, 1975
    PubMed
    Summary
    This summary is machine-generated.

    Analyzing feeding behavior in albino rats showed that actual food intake, not meal duration, yields reliable postprandial correlations. Researchers must be cautious with ratio measures to avoid statistical bias in feeding pattern analysis.

    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

    Contribution of snacks and meals in the diet of French adults: a diet-diary study.

    Physiology & behavior·2003
    Same author

    Heritability of diurnal changes in food intake in free-living humans.

    Nutrition (Burbank, Los Angeles County, Calif.)·2001
    Same author

    Eating behavior: lessons from the real world of humans.

    Nutrition (Burbank, Los Angeles County, Calif.)·2000
    Same author

    Palatability and intake relationships in free-living humans. characterization and independence of influence in North Americans.

    Physiology & behavior·2000
    Same author

    What are the major correlates of macronutrient selection in Western populations?

    The Proceedings of the Nutrition Society·2000
    Same author

    Palatability and intake relationships in free-living humans: measurement and characterization in the French.

    Physiology & behavior·2000
    Same journal

    Apelin receptor antagonist (ML221) facilitates memory reconsolidation in novel object recognition task.

    Physiology & behavior·2026
    Same journal

    50-kHz ultrasonic vocalization subtypes emitted by female rats anticipating same-sex social interaction.

    Physiology & behavior·2026
    Same journal

    Sex-dependent behavioral and prefrontal BDNF mRNA responses to extinction training and short-term citalopram after fear conditioning in rats.

    Physiology & behavior·2026
    Same journal

    Social instability alters the topography of adolescent and adult social behavior and amygdala function.

    Physiology & behavior·2026
    Same journal

    Mitochondrial remodeling in obesity: mechanistic links to impaired energy metabolism and therapeutic perspectives.

    Physiology & behavior·2026
    Same journal

    Orexinergic and opioidergic receptors interaction in the dentate gyrus of the hippocampus on modulation of formalin-induced inflammatory pain responses in the rat.

    Physiology & behavior·2026
    See all related articles

    Area of Science:

    • Animal Behavior
    • Nutritional Science
    • Statistical Analysis

    Background:

    • Accurate measurement of feeding behavior is crucial for understanding nutritional intake and meal patterns.
    • Previous analyses of feeding behavior have sometimes relied on measures susceptible to statistical bias.

    Purpose of the Study:

    • To evaluate the reliability of different measures of meal size (actual intake vs. duration) in analyzing feeding behavior.
    • To investigate the impact of statistical bias when correlating ratio measures in feeding behavior data.

    Main Methods:

    • Utilized feeding behavior data from 37 albino rats.
    • Correlated postprandial data using actual food intake as the primary measure of meal size.
    • Correlated postprandial data using meal duration as the primary measure of meal size.

    Related Experiment Videos

  • Examined correlations involving ratio measures of feeding behavior.

    • Main Results:

    • Significant postprandial correlations were obtained when actual intake was used as the measure of meal size.
    • Substantially lower correlations were observed when meal duration was used as the measure of meal size.
    • Demonstrated that correlating non-independent ratio measures can lead to significant correlations due to statistical bias alone.

    Conclusions:

    • Actual food intake is a more reliable measure for assessing meal size in feeding behavior studies.
    • Researchers must exercise caution when using ratio measures in feeding behavior analysis to prevent spurious correlations.
    • The findings provide important implications for the appropriate statistical analysis of meal patterns.