Use of item response theory and latent class analysis to link poly-substance use disorders with addiction severity, HIV risk, and quality of life among opioid-dependent patients in the Clinical Trials Network

BACKGROUND: This study applied item response theory (IRT) and latent class analysis (LCA) procedures to examine the dimensionality and heterogeneity of comorbid substance use disorders (SUDs) and explored their utility for standard clinical assessments, including the Addiction Severity Index (ASI),...

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Hlavní autoři: Wu, Li-Tzy, Ling, Walter, Burchett, Bruce, Blazer, Dan G., Yang, Chongming, Pan, Jeng-Jong, Reeve, Bryce B., Woody, George E.
Médium: Artigo
Jazyk:Inglês
Vydáno: 2011
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Article
On-line přístup:https://ncbi.nlm.nih.gov/pmc/articles/PMC3170493/
https://ncbi.nlm.nih.gov/pubmed/21501933
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.drugalcdep.2011.03.018
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