Randomised controlled comparison of the Health Survey Short Form (SF-12) and the Graded Chronic Pain Scale (GCPS) in telephone interviews versus self-administered questionnaires. Are the results equivalent?

BACKGROUND: The most commonly used survey methods are self-administered questionnaires, telephone interviews, and a mixture of both. But until now evidence out of randomised controlled trials as to whether patient responses differ depending on the survey mode is lacking. Therefore this study assesse...

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Detalhes bibliográficos
Main Authors: Lungenhausen, Margitta, Lange, Stefan, Maier, Christoph, Schaub, Claudia, Trampisch, Hans J, Endres, Heinz G
Formato: Artigo
Idioma:Inglês
Publicado em: BioMed Central 2007
Assuntos:
Research Article
Acesso em linha:https://ncbi.nlm.nih.gov/pmc/articles/PMC2216025/
https://ncbi.nlm.nih.gov/pubmed/18034900
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1471-2288-7-50
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