Power and sample size determination for the group comparison of patient-reported outcomes using the Rasch model: impact of a misspecification of the parameters

BACKGROUND: Patient-reported outcomes (PRO) are important as endpoints in clinical trials and epidemiological studies. Guidelines for the development of PRO instruments and analysis of PRO data have emphasized the need to report methods used for sample size planning. The Raschpower procedure has bee...

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Detalles Bibliográficos
Autores principales: Blanchin, Myriam, Guilleux, Alice, Perrot, Bastien, Bonnaud-Antignac, Angélique, Hardouin, Jean-Benoit, Sébille, Véronique
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2015
Materias:
Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4373307/
https://www.ncbi.nlm.nih.gov/pubmed/25880670
http://dx.doi.org/10.1186/s12874-015-0011-4

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4373307/
https://www.ncbi.nlm.nih.gov/pubmed/25880670
http://dx.doi.org/10.1186/s12874-015-0011-4

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