Calibration of the PROMIS Physical Function Item Bank in Dutch Patients with Rheumatoid Arthritis

• Martijn A. H. Oude Voshaar ,

  * E-mail: A.H.Oudevoshaar@utwente.nl

  Affiliation Arthritis Center Twente and Psychology, Health & Technology, University of Twente, Enschede, The Netherlands

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• Peter M. ten Klooster,

  Affiliation Arthritis Center Twente and Psychology, Health & Technology, University of Twente, Enschede, The Netherlands

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• Cees A. W. Glas,

  Affiliation Department of Research Methodology, Measurement and Data Analysis, University of Twente, Enschede, The Netherlands

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• Harald E. Vonkeman,

  Affiliations Arthritis Center Twente and Psychology, Health & Technology, University of Twente, Enschede, The Netherlands, Department of Rheumatology and Clinical Immunology, Medisch Spectrum Twente, Enschede, The Netherlands

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• Erik Taal,

  Affiliation Arthritis Center Twente and Psychology, Health & Technology, University of Twente, Enschede, The Netherlands

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• Eswar Krishnan,

  Affiliation Arthritis, Rheumatism, and Aging Medical Information System Program, Stanford University School of Medicine, Palo Alto, California, United States of America

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• Hein J. Bernelot. Moens,

  Affiliation Department of Rheumatology and Clinical Immunology, Ziekenhuisgroep Twente, Almelo, The Netherlands

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• Maarten Boers,

  Affiliation Department of Epidemiology and Biostatistics, Vrije Universiteit Medical Center, Amsterdam, The Netherlands

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• Caroline B. Terwee,

  Affiliation Department of Epidemiology and Biostatistics, Vrije Universiteit Medical Center, Amsterdam, The Netherlands

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• Piet L. C. M. van Riel,

  Affiliation Department of Rheumatic Diseases, Radboud University Medical Centre, Nijmegen, The Netherlands

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• Mart A. F. J. van de Laar

  Affiliations Arthritis Center Twente and Psychology, Health & Technology, University of Twente, Enschede, The Netherlands, Department of Rheumatology and Clinical Immunology, Medisch Spectrum Twente, Enschede, The Netherlands

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