Many studies to date have conducted a meta-analysis on a mix of effectiveness and superiority studies. This methodological flaw will lead to difficulties in interpreting the results. We addressed this issue in this article, illustrated our point with a simulated experiment, and re-analyzed a recent meta-analysis study based on the effectiveness-superiority dichotomy to provide a real-world correlate of our point of view.

Original languageEnglish
Pages (from-to)1574-1577
Number of pages4
JournalArchives of Physical Medicine and Rehabilitation
Issue number8
Publication statusPublished - Jan 1 2019


  • Clinical Effectiveness
  • Meta-Analysis
  • Methods
  • Rehabilitation
  • Superiority Trial
  • Systemic Reviews

ASJC Scopus subject areas

  • Physical Therapy, Sports Therapy and Rehabilitation
  • Rehabilitation


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