Comparative performance of a modified landmark approach when no time of treatment data are available within oncological databases: exemplary cohort study among resected pancreatic cancer patients

PURPOSE: The Mantel–Byar method is the gold standard analytical approach to avoid immortal time bias, but requires information on the time between start of follow-up and exposure initiation. Alternatively, a modified landmark approach might be used to mitigate the amount of immortal time bias, which...

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Detalles Bibliográficos
Autores principales: Weberpals, Janick, Jansen, Lina, Silversmit, Geert, Verbeeck, Julie, van der Geest, Lydia, Vissers, Pauline AJ, Zadnik, Vesna, Brenner, Hermann
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Dove Medical Press 2018
Materias:
Methodology
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6121745/
https://www.ncbi.nlm.nih.gov/pubmed/30214315
http://dx.doi.org/10.2147/CLEP.S160973

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6121745/
https://www.ncbi.nlm.nih.gov/pubmed/30214315
http://dx.doi.org/10.2147/CLEP.S160973

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