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Does the 12-item General Health Questionnaire contain multiple factors and do we need them?

BACKGROUND: The 12-item General Health Questionnaire (GHQ-12) is widely used as a unidimensional instrument, but factor analyses tended to suggest that it contains two or three factors. Not much is known about the usefulness of the GHQ-12 factors, if they exist, in revealing between-patient differen...

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Detalles Bibliográficos
Autores principales: Gao, Fei, Luo, Nan, Thumboo, Julian, Fones, Calvin, Li, Shu-Chuen, Cheung, Yin-Bun
Formato: Texto
Lenguaje:English
Publicado: BioMed Central 2004
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC534792/
https://www.ncbi.nlm.nih.gov/pubmed/15538951
http://dx.doi.org/10.1186/1477-7525-2-63