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Use of NON-PARAMETRIC Item Response Theory to develop a shortened version of the Positive and Negative Syndrome Scale (PANSS)

BACKGROUND: Nonparametric item response theory (IRT) was used to examine (a) the performance of the 30 Positive and Negative Syndrome Scale (PANSS) items and their options ((levels of severity), (b) the effectiveness of various subscales to discriminate among differences in symptom severity, and (c)...

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Detalles Bibliográficos
Autores principales: Khan, Anzalee, Lewis, Charles, Lindenmayer, Jean-Pierre
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2011
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3256111/
https://www.ncbi.nlm.nih.gov/pubmed/22087503
http://dx.doi.org/10.1186/1471-244X-11-178