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Persistent Pain Biases Item Response on the Geriatric Depression Scale (GDS): Preliminary Evidence for Validity of the GDS-PAIN

OBJECTIVE: Differential item functioning (DIF) assesses the consistency of items on a metric across clinical samples in relation to the attribute being measured. We hypothesized that in older adults with persistent pain, items of the Geriatric Depression Scale (GDS) would evidence DIF based on prese...

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Main Authors: Karp, Jordan F., Rudy, Thomas, Weiner, Debra K.
Formato: Artigo
Idioma:Inglês
Publicado: 2008
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Acceso en liña:https://ncbi.nlm.nih.gov/pmc/articles/PMC2837555/
https://ncbi.nlm.nih.gov/pubmed/18254765
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1111/j.1526-4637.2007.00406.x
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