Bias estimation in study design: a meta-epidemiological analysis of transcatheter versus surgical aortic valve replacement

Abstract Background Paucity of RCTs of non-drug technologies lead to widespread dependence on non-randomized studies. Relationship between nonrandomized study design attributes and biased estimates of treatment effects are poorly understood. Our purpose was to estimate the bias associated with speci...

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Bibliographic Details
Main Authors: Saerom Youn, Shannon Avery Wong, Caitlin Chrystoja, George Tomlinson, Harindra C. Wijeysundera, Chaim M. Bell, Anna R. Gagliardi, Nancy N. Baxter, Julie Takata, Lakhbir Sandhu, David Robert Urbach
Format: Article
Published: BMC 2021-06-01
Series:BMC Surgery
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