Psychometric analysis of the Generalized Anxiety Disorder scale (GAD-7) in primary care using modern item response theory

• Pascal Jordan ,

  Roles Conceptualization, Formal analysis, Methodology, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: pascal.jordan@uni-hamburg.de

  Affiliations Department of Psychosomatic Medicine and Psychotherapy, University Medical Center Hamburg-Eppendorf and Schön Klinik Hamburg Eilbek, Hamburg, Germany, Department of Psychological Methods, Faculty of Psychology and Movement Sciences. University of Hamburg, Hamburg, Germany

  http://orcid.org/0000-0001-6394-076X

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• Meike C. Shedden-Mora,

  Roles Data curation, Project administration, Validation, Writing – original draft, Writing – review & editing

  Affiliation Department of Psychosomatic Medicine and Psychotherapy, University Medical Center Hamburg-Eppendorf and Schön Klinik Hamburg Eilbek, Hamburg, Germany

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• Bernd Löwe

  Roles Conceptualization, Funding acquisition, Project administration, Supervision, Writing – original draft, Writing – review & editing

  Affiliation Department of Psychosomatic Medicine and Psychotherapy, University Medical Center Hamburg-Eppendorf and Schön Klinik Hamburg Eilbek, Hamburg, Germany

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