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Optimal Caliper Width for Propensity Score Matching of Three Treatment Groups: A Monte Carlo Study
Propensity score matching is a method to reduce bias in non-randomized and observational studies. Propensity score matching is mainly applied to two treatment groups rather than multiple treatment groups, because some key issues affecting its application to multiple treatment groups remain unsolved,...
| Autores principales: | , , , , , , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
Public Library of Science
2013
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| Materias: | |
| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3859481/ https://www.ncbi.nlm.nih.gov/pubmed/24349029 http://dx.doi.org/10.1371/journal.pone.0081045 |