Author Interviews, Rheumatology, Surgical Research / 30.06.2014
Many Knee Replacement Surgeries Classified As Inappropriate
MedicalResearch.com Interview with:
PT, Ph.D., F.A.P.T.A.
Otto D. Payton Professor
Assistant department chair
Department of Physical Therapy
Virginia Commonwealth University
MedicalResearch: What are the main findings of the study?
Dr. Riddle: We used a classification system developed by researchers in Spain in the late 1990s and found that classifications of appropriate, inappropriate and inclusive ratings for persons undergoing knee replacement surgery were 44.0%, 21.7%, and 34.3%, respectively. We studied 175 persons who underwent unilateral total knee replacement in the Osteoarthritis Initiative study, an NIH and privately funded multi-year cohort study of persons with are at high risk for knee osteoarthritis. These findings need to be considered cautiously because the classification system was developed more than 15 years ago and was designed to place greatest priority on persons with end stage knee osteoarthritis and severe pain and functional loss.
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