From Bi-Dimensionality to Uni-Dimensionality in Self-Report Questionnaires
Applying the Random Intercept Factor Analysis Model to Six Psychological Tests
- Bjarne Schmalbach,
- Markus Zenger,
- Michalis P. Michaelides,
- Karin Schermelleh-Engel,
- Andreas Hinz,
- Annett Körner,
- Manfred E. Beutel,
- Oliver Decker,
- Sören Kliem, and
- Elmar Brähler
https://orcid.org/0000-0001-6853-412X
Department of Psychosomatic Medicine and Psychotherapy, University Medical Center of the Johannes Gutenberg University Mainz, Germany
Faculty of Applied Human Studies, University of Applied Sciences Magdeburg and Stendal, Germany
Integrated Research and Treatment Center AdiposityDiseases – Behavioral Medicine, Psychosomatic Medicine and Psychotherapy, University of Leipzig Medical Center, Germany
Department of Psychology, University of Cyprus, Nicosia, Cyprus
Institute of Psychology, Goethe University, Frankfurt, Germany
Department of Medical Psychology and Medical Sociology, University of Leipzig, Germany
Department of Educational and Counselling Psychology, McGill University, Montreal, Canada
Department of Psychosomatic Medicine and Psychotherapy, University Medical Center of the Johannes Gutenberg University Mainz, Germany
Department of Medical Psychology and Medical Sociology, University of Leipzig, Germany
Ernst-Abbe-Hochschule Jena – University of Applied Sciences, Jena, Germany
Department of Psychosomatic Medicine and Psychotherapy, University Medical Center of the Johannes Gutenberg University Mainz, Germany
Department of Medical Psychology and Medical Sociology, University of Leipzig, Germany
