Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation study

Abstract Background The German Rivermead Post-Concussion Symptoms Questionnaire (RPQ) can be used to assess post-concussion symptoms (PCS) after traumatic brain injury (TBI) in adults, adolescents, and children. Methods In this study, we examined the psychometric properties of the German RPQ proxy v...

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Main Authors: Fabian Bockhop, Sven Greving, Marina Zeldovich, Ugne Krenz, Katrin Cunitz, Dagmar Timmermann, Matthias Kieslich, Nada Andelic, Anna Buchheim, Inga K. Koerte, Maike Roediger, Knut Brockmann, Michaela V. Bonfert, Steffen Berweck, Michael Lendt, Michael Staebler, Nicole von Steinbuechel
Format: Article
Language:English
Published: BMC 2024-04-01
Series:BMC Neurology
Subjects:
Online Access:https://doi.org/10.1186/s12883-024-03587-2
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author Fabian Bockhop
Sven Greving
Marina Zeldovich
Ugne Krenz
Katrin Cunitz
Dagmar Timmermann
Matthias Kieslich
Nada Andelic
Anna Buchheim
Inga K. Koerte
Maike Roediger
Knut Brockmann
Michaela V. Bonfert
Steffen Berweck
Michael Lendt
Michael Staebler
Nicole von Steinbuechel
author_facet Fabian Bockhop
Sven Greving
Marina Zeldovich
Ugne Krenz
Katrin Cunitz
Dagmar Timmermann
Matthias Kieslich
Nada Andelic
Anna Buchheim
Inga K. Koerte
Maike Roediger
Knut Brockmann
Michaela V. Bonfert
Steffen Berweck
Michael Lendt
Michael Staebler
Nicole von Steinbuechel
author_sort Fabian Bockhop
collection DOAJ
description Abstract Background The German Rivermead Post-Concussion Symptoms Questionnaire (RPQ) can be used to assess post-concussion symptoms (PCS) after traumatic brain injury (TBI) in adults, adolescents, and children. Methods In this study, we examined the psychometric properties of the German RPQ proxy version (N = 146) for children (8—12 years) after TBI at the item, total and scale score level. Construct validity was analyzed using rank correlations with the proxy-assessed Post-Concussion Symptoms Inventory (PCSI-P), the Patient Health Questionnaire 9 (PHQ-9), and the Generalized Anxiety Disorder Scale 7 (GAD-7). Furthermore, sensitivity testing was performed concerning subjects’ sociodemographic and injury-related characteristics. Differential item functioning (DIF) was analyzed to assess the comparability of RPQ proxy ratings for children with those for adolescents. Results Good internal consistency was demonstrated regarding Cronbach’s α (0.81—0.90) and McDonald’s ω (0.84—0.92). The factorial validity of a three-factor model was superior to the original one-factor model. Proxy ratings of the RPQ total and scale scores were strongly correlated with the PCSI-P (ϱ = 0.50—0.69), as well as moderately to strongly correlated with the PHQ-9 (ϱ = 0.49—0.65) and the GAD-7 (ϱ = 0.44—0.64). The DIF analysis revealed no relevant differences between the child and adolescent proxy versions. Conclusions The German RPQ proxy is a psychometrically reliable and valid instrument for assessing PCS in children after TBI. Therefore, RPQ self- and proxy-ratings can be used to assess PCS in childhood as well as along the lifespan of an individual after TBI.
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spelling doaj.art-7818559091a54cd391ab9216cfdf0e1d2024-04-21T11:22:32ZengBMCBMC Neurology1471-23772024-04-0124111310.1186/s12883-024-03587-2Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation studyFabian Bockhop0Sven Greving1Marina Zeldovich2Ugne Krenz3Katrin Cunitz4Dagmar Timmermann5Matthias Kieslich6Nada Andelic7Anna Buchheim8Inga K. Koerte9Maike Roediger10Knut Brockmann11Michaela V. Bonfert12Steffen Berweck13Michael Lendt14Michael Staebler15Nicole von Steinbuechel16University Medical Center GöttingenUniversity Medical Center GöttingenInstitute of Psychology, University InnsbruckUniversity Medical Center GöttingenInstitute of Psychology, University InnsbruckUniversity Medical Center GöttingenDepartment of Paediatric Neurology, Goethe-University Frankfurt/MainResearch Centre for Habilitation and Rehabilitation Models and Services (CHARM), Department of Health and Society, University of OsloInstitute of Psychology, Faculty of Psychology and Sport Science, University of InnsbruckDepartment of Child and Adolescent Psychiatry, Psychosomatics, and Psychotherapy, Ludwig‑Maximilians‑Universität MünchenDepartment of Pediatric Intensive Care Medicine and Neonatology, University Hospital MünsterDepartment of Pediatrics and Adolescent Medicine, University Medical Center GöttingenDepartment of Pediatric Neurology and Developmental Medicine, LMU Center for Development and Children With Medical Complexity, Ludwig‑Maximilians‑Universität MünchenSpecialist Center for Paediatric Neurology, Neurorehabilitation and Epileptology, Schoen KlinikNeuropediatrics, St. Mauritius Therapeutic ClinicNeurological Rehabilitation Center for Children, Adolescents and Young Adults, Hegau-Jugendwerk GmbHInstitute of Psychology, University InnsbruckAbstract Background The German Rivermead Post-Concussion Symptoms Questionnaire (RPQ) can be used to assess post-concussion symptoms (PCS) after traumatic brain injury (TBI) in adults, adolescents, and children. Methods In this study, we examined the psychometric properties of the German RPQ proxy version (N = 146) for children (8—12 years) after TBI at the item, total and scale score level. Construct validity was analyzed using rank correlations with the proxy-assessed Post-Concussion Symptoms Inventory (PCSI-P), the Patient Health Questionnaire 9 (PHQ-9), and the Generalized Anxiety Disorder Scale 7 (GAD-7). Furthermore, sensitivity testing was performed concerning subjects’ sociodemographic and injury-related characteristics. Differential item functioning (DIF) was analyzed to assess the comparability of RPQ proxy ratings for children with those for adolescents. Results Good internal consistency was demonstrated regarding Cronbach’s α (0.81—0.90) and McDonald’s ω (0.84—0.92). The factorial validity of a three-factor model was superior to the original one-factor model. Proxy ratings of the RPQ total and scale scores were strongly correlated with the PCSI-P (ϱ = 0.50—0.69), as well as moderately to strongly correlated with the PHQ-9 (ϱ = 0.49—0.65) and the GAD-7 (ϱ = 0.44—0.64). The DIF analysis revealed no relevant differences between the child and adolescent proxy versions. Conclusions The German RPQ proxy is a psychometrically reliable and valid instrument for assessing PCS in children after TBI. Therefore, RPQ self- and proxy-ratings can be used to assess PCS in childhood as well as along the lifespan of an individual after TBI.https://doi.org/10.1186/s12883-024-03587-2Rivermead post-concussion symptoms QuestionnaireChildrenTraumatic brain injuryProxy ratingPsychometric properties
spellingShingle Fabian Bockhop
Sven Greving
Marina Zeldovich
Ugne Krenz
Katrin Cunitz
Dagmar Timmermann
Matthias Kieslich
Nada Andelic
Anna Buchheim
Inga K. Koerte
Maike Roediger
Knut Brockmann
Michaela V. Bonfert
Steffen Berweck
Michael Lendt
Michael Staebler
Nicole von Steinbuechel
Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation study
BMC Neurology
Rivermead post-concussion symptoms Questionnaire
Children
Traumatic brain injury
Proxy rating
Psychometric properties
title Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation study
title_full Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation study
title_fullStr Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation study
title_full_unstemmed Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation study
title_short Applicability and clinical utility of the German rivermead post-concussion symptoms questionnaire in proxies of children after traumatic brain injury: an instrument validation study
title_sort applicability and clinical utility of the german rivermead post concussion symptoms questionnaire in proxies of children after traumatic brain injury an instrument validation study
topic Rivermead post-concussion symptoms Questionnaire
Children
Traumatic brain injury
Proxy rating
Psychometric properties
url https://doi.org/10.1186/s12883-024-03587-2
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