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  1. Underreporting the use of dietary supplements and nonprescription medications among patients undergoing a periodic health examination.

    Article - En anglais


    To compare the use of dietary supplements and nonprescription medications as reported on a written medical questionnaire with use reported during a structured interview.


    We conducted a prospective study of 200 subjects randomly selected among patients undergoing a periodic health examination in two divisions of the Department of Internal Medicine at Mayo Clinic Rochester-100 patients from a national cohort of executives and 100 community patients.

    Material and Methods 

    Written information on self-reported use of supplements and nonprescription medications was obtained as part of a comprehensive medical questionnaire.

    Subjects were then interviewed and asked about the use of supplements and nonprescription medications.

    In addition, the reason for using supplements was elicited and recorded.


    The prevalence of use of dietary supplements was 30.5% by written self-report in comparison with 61.0% reported during the structured interview.

    The results were consistent between executive and community patients.

    In response to questions about taking nonprescription medications, 24.5% of patients reported such use on the medical questionnaire in comparison with 42.5% when interviewed.

    The most common dietary supplements taken were multivitamins (41.5%), followed by vitamin E (24.0%) and vitamin C (23.0%). The most common nonprescription medications taken were aspirin (16.5%) and ibuprofen (13.0%). (...)

    Mots-clés Pascal : Complément alimentaire, Vitamine, Questionnaire, Utilisation, Consultation, Périodique, Communauté, Etude cohorte, Prévalence, Evaluation, Communication information, Homme, Nutrition

    Mots-clés Pascal anglais : Food supplement, Vitamin, Questionnaire, Use, Consultation, Periodical, Community, Cohort study, Prevalence, Evaluation, Information communication, Human, Nutrition

    Logo du centre Notice produite par :
    Inist-CNRS - Institut de l'Information Scientifique et Technique

    Cote : 99-0270768

    Code Inist : 002B30A03C. Création : 16/11/1999.