Please use this identifier to cite or link to this item: https://hdl.handle.net/10316/108077
DC FieldValueLanguage
dc.contributor.authorJesus-Ribeiro, Joana-
dc.contributor.authorVieira, Elsa-
dc.contributor.authorFerreira, Pedro-
dc.contributor.authorJanuário, Cristina-
dc.contributor.authorFreire, António-
dc.date.accessioned2023-08-09T10:52:51Z-
dc.date.available2023-08-09T10:52:51Z-
dc.date.issued2017-05-31-
dc.identifier.issn1646-0758pt
dc.identifier.issn0870-399Xpt
dc.identifier.urihttps://hdl.handle.net/10316/108077-
dc.description.abstractIntroduction: Parkinson’s disease has a significant impact in quality of life, which can be assessed with 39-item Parkinson’s Disease Questionnaire and Parkinson’s Disease Quality of Life Questionnaire. This study aimed to evaluate the reliability and validity of these scales in Portuguese patients. Material and Methods: Reliability was assessed through internal consistency (Cronbach’s alpha) and reproducibility (intraclass correlation coefficient). Regarding construct validity, we performed one-way analysis of variance across different groups according to modified Hoehn and Yahr scale. For criterion validity, we compared both scales with each other and with the Short Form 36-item Health Survey. Results: In a total of 100 patients with Parkinson’s disease, Cronbach’s alpha ranged for 39-item Parkinson’s Disease Questionnaire between 0.66 - 0.98, and for Parkinson’s Disease Quality of Life Questionnaire, between 0.78 - 0.98. Intraclass correlation coefficient for 39-item Parkinson’s Disease Questionnaire ranged between 0.49 - 0.96, and for Parkinson’s Disease Quality of Life Questionnaire, ranged between 0.65 - 0.96. Both scales showed, in general, capacity to discriminate differences among patients in the different stages of disease. The scales presented moderate to strong magnitude correlations with some Short Form 36-item Health Survey domains. Discussion: Cronbach’s alpha coefficients for most domains were satisfactory. Overall, it has been demonstrated good reproducibility, as well as construct and criterion validity. Conclusion: The Portuguese versions of both scales showed to be valid and reliable.pt
dc.description.abstractIntrodução: A doença de Parkinson tem um impacto significativo na qualidade de vida, podendo ser medido através do Questionário de Doença de Parkinson-39 e do Questionário de Qualidade de Vida na Doença de Parkinson. O objectivo deste estudo foi avaliar a fiabilidade e validade destas escalas em doentes portugueses. Material e Métodos: A fiabilidade foi avaliada através da consistência interna (alfa de Cronbach) e reprodutibilidade (coeficiente de correlação intraclasse). Relativamente à validade de construção, realizou-se uma análise de variância entre diferentes grupos, de acordo com a escala modificada Hoehn and Yahr. Para a validade de critério comparam-se ambas as escalas entre si e com o Short Form 36-item Health Survey. Resultados: Num total de 100 doentes com doença de Parkinson, o alfa de Cronbach variou para o Questionário de Doença de Parkinson- 39 entre 0,66 – 0,98, e para o Questionário de Qualidade de Vida na Doença de Parkinson, entre 0,78 – 0,98. O coeficiente de correlação intraclasse para o Questionário de Doença de Parkinson-39 variou entre 0,49 – 0,96, e para o Questionário de Qualidade de Vida na Doença de Parkinson, variou entre 0,65 – 0,96. Ambas as escalas demonstraram, em geral, capacidade de discriminação entre doentes em diferentes estadios da doença. As escalas apresentaram correlações de magnitude moderada a forte com alguns domínios do Short Form 36-item Health Survey. Discussão: Os coeficientes do alfa de Cronbach foram satisfatórios para a maioria dos domínios. No geral, demonstrou-se boa reprodutibilidade, assim como validade de construção e critério. Conclusão: As versões portuguesas de ambas as escalas demonstraram ser fiáveis e válidas.pt
dc.language.isoengpt
dc.publisherOrdem dos Medicospt
dc.rightsopenAccesspt
dc.rights.urihttp://creativecommons.org/licenses/by-nc/4.0/pt
dc.subjectParkinson Diseasept
dc.subjectQuality of Lifept
dc.subjectSurveys and Questionnairespt
dc.subjectDoença de Parkinsonpt
dc.subjectInquéritos e Questionáriospt
dc.subjectQualidade de Vidapt
dc.subject.meshAdultpt
dc.subject.meshAgedpt
dc.subject.meshAged, 80 and overpt
dc.subject.meshFemalept
dc.subject.meshHumanspt
dc.subject.meshMalept
dc.subject.meshMiddle Agedpt
dc.subject.meshPsychometricspt
dc.subject.meshReproducibility of Resultspt
dc.subject.meshDiagnostic Self Evaluationpt
dc.subject.meshParkinson Diseasept
dc.subject.meshQuality of Lifept
dc.titleReliability and Validity of 39-Item Parkinson's Disease Questionnaire and Parkinson's Disease Quality of Life Questionnairept
dc.title.alternativeFiabilidade e validade do questionário de doença de Parkinson-39 e do questionário de qualidade de vida na doença de Parkinsonpt
dc.typearticle-
degois.publication.firstPage395pt
degois.publication.lastPage401pt
degois.publication.issue5pt
degois.publication.titleActa Medica Portuguesapt
dc.peerreviewedyespt
dc.identifier.doi10.20344/amp.8202pt
degois.publication.volume30pt
dc.date.embargo2017-05-31*
uc.date.periodoEmbargo0pt
item.grantfulltextopen-
item.cerifentitytypePublications-
item.languageiso639-1en-
item.openairetypearticle-
item.openairecristypehttp://purl.org/coar/resource_type/c_18cf-
item.fulltextCom Texto completo-
crisitem.author.researchunitCEISUC - Center for Health Studies and Research of the University of Coimbra-
crisitem.author.orcid0000-0002-9448-9542-
crisitem.author.orcid0000-0001-5402-3978-
Appears in Collections:I&D CEISUC - Artigos em Revistas Nacionais
FMUC Medicina - Artigos em Revistas Nacionais
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