Arthritis and rheumatism
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Arthritis and rheumatism · Dec 2009
Meta AnalysisThe importance of allocation concealment and patient blinding in osteoarthritis trials: a meta-epidemiologic study.
To evaluate the association of adequate allocation concealment and patient blinding with estimates of treatment benefits in osteoarthritis trials. ⋯ Results of osteoarthritis trials may be affected by selection and detection bias. Adequate concealment of allocation and attempts to blind patients will minimize these biases.