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ASAS recommendations for variables to be collected in clinical trials/epidemiological studies of spondyloarthritis
  1. Maxime Dougados1,
  2. Jurgen Braun2,
  3. Rubén Burgos Vargas3,
  4. Laure Gossec1,
  5. Walter Maksymowych4,
  6. Joachim Sieper5,
  7. Désirée van der Heijde6
  1. 1Rheumatology B Department, Paris-Descartes University, APHP, Cochin Hospital, Paris, France
  2. 2Rheumazentrum Ruhrgebiet, Herne, Germany
  3. 3Hospital General de Mexico, Rheumatology Unit, Mexico City, Mexico
  4. 4University of Alberta, Medicine/Rheumatic Dis Unit, Edmonton, Canada
  5. 5Charite Campus Benjamin Franklin, Department of Medicine/Rheumatology, Berlin, Germany
  6. 6Leiden University Medical Center, Rheumatology Department, Leiden, The Netherlands
  1. Correspondence to Maxime Dougados, Paris-Descartes University, APHP, Cochin Hospital, Rheumatology B Department, 27 rue du Fbg Saint-Jacques, Paris 14, France; maxime.dougados{at}

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One of the major aims of the Assessment of SpondyloArthritis International Society (ASAS)is to facilitate/improve the conduct of clinical trials in the field of spondyloarthritis.1 Apart from the elaboration of classification and response criteria,2 3 ASAS has initiated actions in order to improve the conduct of clinical studies/trials.4 5 Based on the observation of a high interstudy variability in the collection of several data relevant to the field of spondyloarthritis, a previous initiative focused on the technique of collection of the information related …

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  • Competing interests None.

  • Provenance and peer review Not commissioned; externally peer reviewed.

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