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Double-adjustment in propensity score matching analysis: choosing a threshold for considering residual imbalance

BACKGROUND: Double-adjustment can be used to remove confounding if imbalance exists after propensity score (PS) matching. However, it is not always possible to include all covariates in adjustment. We aimed to find the optimal imbalance threshold for entering covariates into regression. METHODS: We...

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Detalles Bibliográficos
Autores principales: Nguyen, Tri-Long, Collins, Gary S., Spence, Jessica, Daurès, Jean-Pierre, Devereaux, P. J., Landais, Paul, Le Manach, Yannick
Formato: Online Artículo Texto
Lenguaje:English
Publicado: BioMed Central 2017
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5408373/
https://www.ncbi.nlm.nih.gov/pubmed/28454568
http://dx.doi.org/10.1186/s12874-017-0338-0