Journal of Clinical Epidemiology
Volume 60, Issue 1 , Pages 50-55 , January 2007

The online case-crossover study is a novel approach to study triggers for recurrent disease flares

  • Yuqing Zhang

      Affiliations

    • Boston University Clinical Epidemiology Research and Training Unit, The Department of Medicine at Boston Medical Center, A203, Boston University School of Medicine, 715 Albany St., Boston, MA 02118, USA
    • Corresponding Author InformationCorresponding author. Tel./fax: 617-638-5183.
    • ,
  • Christine E. Chaisson

      Affiliations

    • The Data Coordinating Center, Boston University School of Public Health, Boston, MA, USA
    • ,
  • Timothy McAlindon

      Affiliations

    • Tufts New England Medical Center, Boston, MA, USA
    • ,
  • Ryan Woods

      Affiliations

    • The Data Coordinating Center, Boston University School of Public Health, Boston, MA, USA
    • ,
  • David J. Hunter

      Affiliations

    • Boston University Clinical Epidemiology Research and Training Unit, The Department of Medicine at Boston Medical Center, A203, Boston University School of Medicine, 715 Albany St., Boston, MA 02118, USA
    • ,
  • Jingbo Niu

      Affiliations

    • Boston University Clinical Epidemiology Research and Training Unit, The Department of Medicine at Boston Medical Center, A203, Boston University School of Medicine, 715 Albany St., Boston, MA 02118, USA
    • ,
  • Tuhina Neogi

      Affiliations

    • Boston University Clinical Epidemiology Research and Training Unit, The Department of Medicine at Boston Medical Center, A203, Boston University School of Medicine, 715 Albany St., Boston, MA 02118, USA
    • ,
  • David T. Felson

      Affiliations

    • Boston University Clinical Epidemiology Research and Training Unit, The Department of Medicine at Boston Medical Center, A203, Boston University School of Medicine, 715 Albany St., Boston, MA 02118, USA

,Accepted 17 April 2006.

References 

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  11. McAlindon T, Formica M, Kabbara K, LaValley M, Lehmer M. Conducting clinical trials over the Internet: feasibility study. BMJ. 2003;327:484–487
  12. Lorig KR, Laurent DD, Deyo RA, Marnell ME, Minor MA, Ritter PL. Can a Back Pain E-mail Discussion Group improve health status and lower health care costs?: a randomized study. Arch Intern Med. 2002;162:792–796
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  14. Janes H, Sheppard L, Lumley T. Case-crossover analyses of air pollution exposure data: referent selection strategies and their implications for bias. Epidemiology. 2005;16:717–726

 Supported by an Arthritis Foundation Clinical Sciences grant, by a grant from the Department of Medicine, Boston University School of Medicine, and by National Institutes of Health grant AR47785.

PII: S0895-4356(06)00192-2

doi: 10.1016/j.jclinepi.2006.04.006

Journal of Clinical Epidemiology
Volume 60, Issue 1 , Pages 50-55 , January 2007

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