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Propensity Score Calibration in the Absence of Surrogacy

Propensity score calibration (PSC) can be used to adjust for unmeasured confounders using a cross-sectional validation study that lacks information on the disease outcome (Y), under a strong surrogacy assumption. Using directed acyclic graphs and path analysis, the authors developed a formula to pre...

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Autors principals: Lunt, Mark, Glynn, Robert J., Rothman, Kenneth J., Avorn, Jerry, Stürmer, Til
Format: Artigo
Idioma:Inglês
Publicat: Oxford University Press 2012
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Accés en línia:https://ncbi.nlm.nih.gov/pmc/articles/PMC3491974/
https://ncbi.nlm.nih.gov/pubmed/22688682
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/aje/kwr463
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