... most common form of arthritis, and it is often associated with significant disability and an impaired quality of life. Clinical and radiographic surveys have found that the prevalence of OA in-creases ... Canada). Appropriateness of Measurements The efficacy and safety assessments used in this study were standard for OA and are widely used and recognized as reliable, accurate, and relevant. WOMAC ... Department of Statistics, University of Connecticut, Storrs, CT, USA 5. Department of Medicine, Division of Rheumatology, Allergy and Immunology, School of Medicine, University of California Davis,...