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Letter to the Editor| Volume 185, P138-140, April 15, 2015

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Fitbit®: An accurate and reliable device for wireless physical activity tracking

  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Keith M. Diaz
    Correspondence
    Corresponding author at: Columbia University Medical Center, 622 West 168th Street, PH 9-319, New York, NY 10032, United States.
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Center for Behavioral Cardiovascular Health, Department of Medicine, Columbia University Medical Center, New York, NY, United States
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  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    David J. Krupka
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Center for Behavioral Cardiovascular Health, Department of Medicine, Columbia University Medical Center, New York, NY, United States
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  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Melinda J. Chang
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Center for Behavioral Cardiovascular Health, Department of Medicine, Columbia University Medical Center, New York, NY, United States
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  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    James Peacock
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Center for Behavioral Cardiovascular Health, Department of Medicine, Columbia University Medical Center, New York, NY, United States
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  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Yao Ma
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Department of Biostatistics, Mailman School of Public Health, Columbia University, New York, NY, United States
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  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Jeff Goldsmith
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Department of Biostatistics, Mailman School of Public Health, Columbia University, New York, NY, United States
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  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Joseph E. Schwartz
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Center for Behavioral Cardiovascular Health, Department of Medicine, Columbia University Medical Center, New York, NY, United States

    Department of Psychiatry, Stony Brook University, Stony Brook, NY, United States
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  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Karina W. Davidson
    Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
    Affiliations
    Center for Behavioral Cardiovascular Health, Department of Medicine, Columbia University Medical Center, New York, NY, United States
    Search for articles by this author
  • Author Footnotes
    1 This author takes responsibility for all aspects of the reliability and freedom from bias of the data presented and their discussed interpretation.
      Although physicians recognize the importance of physical activity in the prevention and maintenance of chronic diseases [
      • Hebert E.T.
      • Caughy M.O.
      • Shuval K.
      Primary care providers' perceptions of physical activity counselling in a clinical setting: a systematic review.
      ], few incorporate physical activity counseling into routine clinic visits [
      • VanWormer J.J.
      • Pronk N.P.
      • Kroeninger G.J.
      Clinical counseling for physical activity: translation of a systematic review into care recommendations.
      ]. One major barrier has been the paucity of means to objectively assess patient's long-term physical activity patterns [
      • Vuori I.M.
      • Lavie C.J.
      • Blair S.N.
      Physical activity promotion in the health care system.
      ]. We investigated if the Fitbit®, one of the most common wireless physical activity trackers in the consumer market, met reasonable validity and reliability standards such that they could be used by primary care physicians to monitor their patient's physical activity objectively between clinic visits.

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      References

        • Hebert E.T.
        • Caughy M.O.
        • Shuval K.
        Primary care providers' perceptions of physical activity counselling in a clinical setting: a systematic review.
        Br. J. Sports Med. 2012; 46: 625-631
        • VanWormer J.J.
        • Pronk N.P.
        • Kroeninger G.J.
        Clinical counseling for physical activity: translation of a systematic review into care recommendations.
        Diabetes Spectr. 2009; 22: 48-55
        • Vuori I.M.
        • Lavie C.J.
        • Blair S.N.
        Physical activity promotion in the health care system.
        Mayo Clin. Proc. 2013; 88: 1446-1461