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A new approach to analyse longitudinal epidemiological data with an excess of zeros
BACKGROUND: Within longitudinal epidemiological research, ‘count’ outcome variables with an excess of zeros frequently occur. Although these outcomes are frequently analysed with a linear mixed model, or a Poisson mixed model, a two-part mixed model would be better in analysing outcome variables wit...
Autores principales: | , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2013
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3599839/ https://www.ncbi.nlm.nih.gov/pubmed/23425202 http://dx.doi.org/10.1186/1471-2288-13-27 |