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Evaluations of the sum-score-based and item response theory-based tests of group mean differences under various simulation conditions
The use of patient-reported outcomes measures is gaining popularity in clinical trials for comparing patient groups. Such comparisons typically focus on the differences in group means and are carried out using either a traditional sum-score-based approach or item response theory (IRT)-based approach...
| Autores principales: | , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
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SAGE Publications
2021
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8649417/ https://www.ncbi.nlm.nih.gov/pubmed/34617840 http://dx.doi.org/10.1177/09622802211043263 |