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Review: little evidence supports the efficacy of major commercial and organised self help weight loss programmes

https://doi.org/10.1136/ebn.8.3.77

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    Tsai AG, Wadden TA. Systematic review: an evaluation of major commercial weight loss programs in the United States. Ann Intern Med 2005;142:56–66.OpenUrlCrossRefPubMedWeb of Science

    Q What is the efficacy of major commercial or organised self help weight loss programmes that provide structured in-person or online counselling?

    METHODS

    Embedded ImageData sources:

    Medline (1966 to October 1, 2003), bibliographies of relevant studies, and the publication lists of 2 companies.

    Embedded ImageStudy selection and assessment:

    randomised controlled trials (RCTs) or prospective case series of major commercial or organised self help weight loss programmes in the US that provided regular in-person or online counselling for ⩾12 weeks, included only adults, reported number of trial participants, assessed ⩾10 participants, evaluated the programme under the same conditions in which it was offered to the public, and had ⩾1 year of follow up after treatment. Exclusion criteria were studies of self help weight loss approaches based on books, meal replacement plans, …

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    Footnotes

    • For correspondence: Dr T A Wadden, University of Pennsylvania, Philadelphia, Pennsylvania, USA. waddenmail.med.upenn.edu

    • Source of funding: National Institutes of Health.