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Item response theory detects differential item functioning between healthy and ill children in QoL measures
OBJECTIVE: To demonstrate the value of item response theory (IRT) and differential item functioning (DIF) methods in examining a health-related quality of life (HRQOL) measure in children and adolescents. STUDY DESIGN AND SETTING: This illustration uses data from 5,429 children using the four subsca...
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| Main Authors: | , , , , , |
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| Format: | Artigo |
| Jezik: | Inglês |
| Izdano: |
2007
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| Teme: | |
| Online dostop: | https://ncbi.nlm.nih.gov/pmc/articles/PMC2262284/ https://ncbi.nlm.nih.gov/pubmed/18226750 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1016/j.jclinepi.2007.05.002 |
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