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Does response shift impact interpretation of change even among scales developed using item response theory?
BACKGROUND: Response-shift effects impact the interpretation of change in quality-of-life (QOL) measures developed with classical test theory (CTT) methods. This study evaluated the impact of response shift on measures developed using Item Response Theory (IRT), as compared to CTT. METHODS: Chronica...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Springer International Publishing
2020
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6977794/ https://www.ncbi.nlm.nih.gov/pubmed/31975159 http://dx.doi.org/10.1186/s41687-019-0162-x |