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Classical test theory versus Rasch analysis for quality of life questionnaire reduction
BACKGROUND: Although health-related quality of life (HRQOL) instruments may offer satisfactory results, their length often limits the extent to which they are actually applied in clinical practice. Efforts to develop short questionnaires have largely focused on reducing existing instruments. The app...
| Autores principales: | , , |
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
BioMed Central
2003
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC194220/ https://www.ncbi.nlm.nih.gov/pubmed/12952544 http://dx.doi.org/10.1186/1477-7525-1-27 |