Letters

Managing osteoarthritis of the knee

BMJ 2005; 330 doi: https://doi.org/10.1136/bmj.330.7492.672-c (Published 17 March 2005) Cite this as: BMJ 2005;330:672

Authors' reply

  1. Jan M Bjordal, research fellow (Jan.Bjordal@hib.no),
  2. Anne Elisabeth Ljunggren, professor,
  3. Atle Klovning, associate professor,
  4. Lars Sl⊘rdal, professor
  1. Department of Public Health and Primary Health Care, University of Bergen, 5018 Bergen, Norway
  2. Department of Public Health and Primary Health Care, University of Bergen, 5018 Bergen, Norway
  3. Department of Laboratory Medicine, Children's and Women's Health, Norwegian University of Science and Technology, 7489 Trondheim, Norway

    EDITOR—Tubach et al say that we misinterpret data by confusing group responses and individual responses. They present hypothetical calculations that supposedly show a number needed to treat of 5-6.6 for non-steroidal anti-inflammatory drugs (NSAIDs) in osteoarthritis of the knee.

    Their calculations are based on a weighted mean difference of 10.1 mm on a …

    View Full Text

    Sign in

    Log in through your institution

    Free trial

    Register for a free trial to thebmj.com to receive unlimited access to all content on thebmj.com for 14 days.
    Sign up for a free trial

    Subscribe