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Modeling excess zeros and heterogeneity in count data from a complex survey design with application to the demographic health survey in sub-Saharan Africa

PURPOSE: To show a novel application of a weighted zero-inflated negative binomial model in modeling count data with excess zeros and heterogeneity to quantify the regional variation in HIV-AIDS prevalence in sub-Saharan African countries. METHODS: Data come from latest round of the Demographic and...

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Veröffentlicht in:Stat Methods Med Res
Hauptverfasser: Dai, Lin, Sweat, Michael D, Gebregziabher, Mulugeta
Format: Artigo
Sprache:Inglês
Veröffentlicht: 2016
Schlagworte:
Online Zugang:https://ncbi.nlm.nih.gov/pmc/articles/PMC6232851/
https://ncbi.nlm.nih.gov/pubmed/28034169
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1177/0962280215626608
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