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When data are not missing at random: implications for measuring health conditions in the Behavioral Risk Factor Surveillance System
OBJECTIVES: To examine the effect on estimated levels of health conditions produced from large-scale surveys, when either list-wise respondent deletion or standard demographic item-level imputation is employed. To assess the degree to which further bias reduction results from the inclusion of correl...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BMJ Group
2012
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3400062/ https://www.ncbi.nlm.nih.gov/pubmed/22798250 http://dx.doi.org/10.1136/bmjopen-2011-000696 |