Confirmatory factor analysis and Rasch analysis of the German revised version of the Niigata PPPD questionnaire: NPQ-R.

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Title: Confirmatory factor analysis and Rasch analysis of the German revised version of the Niigata PPPD questionnaire: NPQ-R.
Authors: Gerber EY; Department of Research, Reha Rheinfelden, Rheinfelden, Switzerland., Hilfiker R; Private Physiotherapy Practice Tschopp & Hilfiker, Brig, Switzerland.; Institute of Higher Education and Research in Healthcare, Lausanne University Hospital, Lausanne, Switzerland., Wandel J; Institute for Optimisation and Data Analysis, Bern University of Applied Sciences, Burgdorf, Switzerland., Behrendt F; Department of Research, Reha Rheinfelden, Rheinfelden, Switzerland.; School of Engineering and Computer Science, Bern University of Applied Sciences, Biel, Switzerland., Chételat S; Department of Research, Reha Rheinfelden, Rheinfelden, Switzerland.; School of Health Professions, Institute of Physiotherapy, Zurich University of Applied Sciences, Winterthur, Switzerland., El Khadlaoui S; German Center for Vertigo and Balance Disorders (DSGZ), LMU University Hospital, Munich, Germany., Schädler S; Private Physiotherapy Practice, Sumiswald, Switzerland., Maywald M; Department of Psychiatry and Psychotherapy, LMU University Hospital, Munich, Germany., Zwergal A; German Center for Vertigo and Balance Disorders (DSGZ), LMU University Hospital, Munich, Germany.; Department of Neurology, LMU University Hospital, Munich, Germany., Bonati L; Department of Research, Reha Rheinfelden, Rheinfelden, Switzerland.; Department of Clinical Research, University of Basel, Basel, Switzerland.; Department of Neurology, Stroke Center, University Hospital Basel, Basel, Switzerland., Becker-Bense S; German Center for Vertigo and Balance Disorders (DSGZ), LMU University Hospital, Munich, Germany.; Department of Neurology, LMU University Hospital, Munich, Germany., Schuster-Amft C; Department of Research, Reha Rheinfelden, Rheinfelden, Switzerland.; School of Engineering and Computer Science, Bern University of Applied Sciences, Biel, Switzerland.; Department of Sport, Exercise, and Health, University of Basel, Basel, Switzerland.
Source: Frontiers in neurology [Front Neurol] 2026 Apr 08; Vol. 17, pp. 1797481. Date of Electronic Publication: 2026 Apr 08 (Print Publication: 2026).
Publication Type: Journal Article
Journal Info: Publisher: Frontiers Research Foundation Country of Publication: Switzerland NLM ID: 101546899 Publication Model: eCollection Cited Medium: Print ISSN: 1664-2295 (Print) Linking ISSN: 16642295 NLM ISO Abbreviation: Front Neurol Subsets: PubMed not MEDLINE
Database: MEDLINE Ultimate
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ISSN:1664-2295
DOI:10.3389/fneur.2026.1797481