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The added value of ordinal analysis in clinical trials: an example in traumatic brain injury

INTRODUCTION: In clinical trials, ordinal outcome measures are often dichotomized into two categories. In traumatic brain injury (TBI) the 5-point Glasgow outcome scale (GOS) is collapsed into unfavourable versus favourable outcome. Simulation studies have shown that exploiting the ordinal nature of...

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Detalles Bibliográficos
Autores principales: Roozenbeek, Bob, Lingsma, Hester F, Perel, Pablo, Edwards, Phil, Roberts, Ian, Murray, Gordon D, Maas, Andrew IR, Steyerberg, Ewout W
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2011
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3218993/
https://www.ncbi.nlm.nih.gov/pubmed/21586148
http://dx.doi.org/10.1186/cc10240