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How do people with knee osteoarthritis use osteoarthritis pain medications and does this change over time? Data from the Osteoarthritis Initiative

Sarah R Kingsbury1, Elizabeth MA Hensor1, Ceara AE Walsh1, Marc C Hochberg2 and Philip G Conaghan1*

Author Affiliations

1 Leeds Institute of Rheumatic and Musculoskeletal Medicine, University of Leeds and NIHR Leeds Musculoskeletal Biomedical Research Unit, Chapel Allerton Hospital, Chapeltown Road, Leeds, LS7 4SA, UK

2 University of Maryland School of Medicine, 655 West Baltimore Street, Baltimore, MD 21201-1559, USA

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Arthritis Research & Therapy 2013, 15:R106  doi:10.1186/ar4286

Published: 4 September 2013

Additional files

Additional file 1:

A supplementary file containing. 1) Supplementary methods containing details of the OAI database, ethical approval and eligibility assessment, and OAI exclusion criteria. 2) Supplementary results containing details of the robustness of patient reported medication use and the combinations of medications used by participants. 3) Supplementary Table S1 showing combinations of analgesics and nutraceuticals taken by subjects at baseline. 4) Supplementary Table S2 showing changes in nutraceutical use at 36 months relative to baseline according to demographic and clinical variables and change in pain. 5) Supplementary Table S3 showing changes in analgesic medication use over 36 months according to demographic and clinical variables and change in pain.

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