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Item Response Theory and Health Outcomes Measurement in the 21st Century

Item response theory (IRT) has a number of potential advantages over classical test theory in assessing self-reported health outcomes. IRT models yield invariant item and latent trait estimates (within a linear transformation), standard errors conditional on trait level, and trait estimates anchored...

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Detalles Bibliográficos
Main Authors: Hays, Ron D., Morales, Leo S., Reise, Steve P.
Formato: Artigo
Idioma:Inglês
Publicado: 2000
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Acceso en liña:https://ncbi.nlm.nih.gov/pmc/articles/PMC1815384/
https://ncbi.nlm.nih.gov/pubmed/10982088
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