Ontology highlight
ABSTRACT:
SUBMITTER: He H
PROVIDER: S-EPMC4589204 | biostudies-literature | 2015 Oct
REPOSITORIES: biostudies-literature
He H H Wang W J WJ Hu J J Gallop R R Crits-Christoph P P Xia Y L YL
Journal of applied statistics 20150318 10
Count reponses with structural zeros are very common in medical and psychosocial research, especially in alcohol and HIV research, and the zero-inflated poisson (ZIP) and zero-inflated negative binomial (ZINB) models are widely used for modeling such outcomes. However, as alcohol drinking outcomes such as days of drinkings are counts within a given period, their distributions are bounded above by an upper limit (total days in the period) and thus inherently follow a binomial or zero-inflated bin ...[more]