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Self-Management Education for Osteoarthritis
TO THE EDITOR:
We wish to comment on the quality of the study by Chodosh and colleagues (1) that included our articles. We do not know how our concerns apply to other articles that were analyzed. Also, we discuss only the data on pain (not physical disability) because self-management education for osteoarthritis, unlike that for diabetes and hypertension, does not intend to change the biological abnormality. The goal of treatment is greater comfort and activity for the patient despite physical limitation. Disability may improve minimally but usually worsens over time.
A valid meta-analysis must be accurate in its use of data. Beyond that, it should search the relevant databases thoroughly, assess the methodologic quality of the studies being analyzed, and interpret numerical results with common sense and …
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