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The back-step method—Method for obtaining unbiased population parameter estimates for ordered categorical data

A significant bias in parameters, estimated with the proportional odds model using the software NONMEM, has been reported. Typically, this bias occurs with ordered categorical data, when most of the observations are found at one extreme of the possible outcomes. The aim of this study was to assess,...

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Detalles Bibliográficos
Main Authors: Kjellsson, Maria C., Jönsson, Siv, Karlsson, Mats O.
Formato: Artigo
Idioma:Inglês
Publicado: Springer US 2004
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Acceso en liña:https://ncbi.nlm.nih.gov/pmc/articles/PMC2751244/
https://ncbi.nlm.nih.gov/pubmed/15760104
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1208/aapsj060319
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