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Difference-in-Differences Method in Comparative Effectiveness Research: Utility with Unbalanced Groups
BACKGROUND: Comparative effectiveness research (CER) often includes observational studies utilizing administrative data. Multiple conditioning methods can be used for CER to adjust for group differences, including difference-in-differences (DiD) estimation. OBJECTIVE: This study presents DiD and dem...
| Autores principales: | , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Springer International Publishing
2016
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4937082/ https://www.ncbi.nlm.nih.gov/pubmed/27371369 http://dx.doi.org/10.1007/s40258-016-0249-y |