Immortal Time Bias in Observational Studies of Time-to-Event Outcomes: Assessing Effects of Postmastectomy Radiation Therapy Using the National Cancer Database

The objectives of this study are to illustrate the effects of immortal time bias (ITB) using an oncology outcomes database and quantify through simulations the magnitude and direction of ITB when different analytical techniques are used. A cohort of 11 626 women who received neoadjuvant chemotherapy...

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發表在:Cancer Control
Main Authors: Agarwal, Parul, Moshier, Erin, Ru, Meng, Ohri, Nisha, Ennis, Ronald, Rosenzweig, Kenneth, Mazumdar, Madhu
格式: Artigo
語言:Inglês
出版: SAGE Publications 2018
主題:
Research Article
在線閱讀:https://ncbi.nlm.nih.gov/pmc/articles/PMC6053873/
https://ncbi.nlm.nih.gov/pubmed/30021466
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1177/1073274818789355
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