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Tweedie distributions for fitting semicontinuous health care utilization cost data
BACKGROUND: The statistical analysis of health care cost data is often problematic because these data are usually non-negative, right-skewed and have excess zeros for non-users. This prevents the use of linear models based on the Gaussian or Gamma distribution. A common way to counter this is the us...
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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BioMed Central
2017
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5735804/ https://www.ncbi.nlm.nih.gov/pubmed/29258428 http://dx.doi.org/10.1186/s12874-017-0445-y |