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Investigating the missing data mechanism in quality of life outcomes: a comparison of approaches

BACKGROUND: Missing data is classified as missing completely at random (MCAR), missing at random (MAR) or missing not at random (MNAR). Knowing the mechanism is useful in identifying the most appropriate analysis. The first aim was to compare different methods for identifying this missing data mecha...

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Detalles Bibliográficos
Autores principales: Fielding, Shona, Fayers, Peter M, Ramsay, Craig R
Formato: Texto
Lenguaje:English
Publicado: BioMed Central 2009
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2711047/
https://www.ncbi.nlm.nih.gov/pubmed/19545408
http://dx.doi.org/10.1186/1477-7525-7-57