... pharmacy data. While clinical disease activity measures remain the gold standard for assessing effectiveness in RA, the many large administrative data sources in the U.S. and internationally are ... written informed consent. VARA contains demographic, clinical and RA-specific information including disease activity scores (DAS), as assessed by physicians using the DAS28 [23] and the Clinical ... data for a number of rheumatology conditions including diagnoses for RA, spondyloarthropathies, systemic lupus erythematosus, fibromyalgia, osteoarthritis, joint injection, and joint replacement...