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Using Rasch rating scale model to reassess the psychometric properties of the Persian version of the PedsQL(TM )4.0 Generic Core Scales in school children
BACKGROUND: Item response theory (IRT) is extensively used to develop adaptive instruments of health-related quality of life (HRQoL). However, each IRT model has its own function to estimate item and category parameters, and hence different results may be found using the same response categories wit...
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| Main Authors: | , , , |
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| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
BioMed Central
2012
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3353856/ https://ncbi.nlm.nih.gov/pubmed/22414135 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1477-7525-10-27 |
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