Methodological issues regarding power of classical test theory (CTT) and item response theory (IRT)-based approaches for the comparison of patient-reported outcomes in two groups of patients - a simulation study

BACKGROUND: Patients-Reported Outcomes (PRO) are increasingly used in clinical and epidemiological research. Two main types of analytical strategies can be found for these data: classical test theory (CTT) based on the observed scores and models coming from Item Response Theory (IRT). However, wheth...

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Detalles Bibliográficos
Autores principales: Sébille, Véronique, Hardouin, Jean-Benoit, Le Néel, Tanguy, Kubis, Gildas, Boyer, François, Guillemin, Francis, Falissard, Bruno
Formato: Texto
Lenguaje:English
Publicado: BioMed Central 2010
Materias:
Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2858729/
https://www.ncbi.nlm.nih.gov/pubmed/20338031
http://dx.doi.org/10.1186/1471-2288-10-24

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