Journal of Clinical Epidemiology
Volume 54, Issue 1 , Pages 30-39, January 2001

The validity of different definitions of radiographic worsening for longitudinal studies of knee osteoarthritis

  • Michael P LaValley

      Affiliations

    • Boston University Arthritis Center, A203, 715 Albany Street, Boston, MA 02118, USA
    • Boston University School of Public Health, Boston, MA, USA
    • Corresponding Author InformationCorresponding author. Tel.: (617) 638-5186; fax: (617) 638-5239
    • ,
  • Timothy E McAlindon

      Affiliations

    • Boston University Arthritis Center, A203, 715 Albany Street, Boston, MA 02118, USA
    • ,
  • Christine E Chaisson

      Affiliations

    • Boston University Arthritis Center, A203, 715 Albany Street, Boston, MA 02118, USA
    • ,
  • Daniel Levy

      Affiliations

    • National Heart, Lung, and Blood Institute's Framingham Heart Study, Framingham, MA, USA
    • ,
  • David T Felson

      Affiliations

    • Boston University Arthritis Center, A203, 715 Albany Street, Boston, MA 02118, USA
    • Boston University School of Public Health, Boston, MA, USA

Received 4 August 1998; received in revised form 25 April 2000; accepted 27 April 2000.

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PII: S0895-4356(00)00273-0

Journal of Clinical Epidemiology
Volume 54, Issue 1 , Pages 30-39, January 2001

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