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Using existing questionnaires in latent class analysis: should we use summary scores or single items as input? A methodological study using a cohort of patients with low back pain

BACKGROUND: Latent class analysis (LCA) is increasingly being used in health research, but optimal approaches to handling complex clinical data are unclear. One issue is that commonly used questionnaires are multidimensional, but expressed as summary scores. Using the example of low back pain (LBP),...

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書目詳細資料
發表在:Clin Epidemiol
Main Authors: Nielsen, Anne Molgaard, Vach, Werner, Kent, Peter, Hestbaek, Lise, Kongsted, Alice
格式: Artigo
語言:Inglês
出版: Dove Medical Press 2016
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在線閱讀:https://ncbi.nlm.nih.gov/pmc/articles/PMC4853143/
https://ncbi.nlm.nih.gov/pubmed/27217797
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.2147/CLEP.S103330
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