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

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...

Source: BMC Surgery - June 7, 2021 Category: Surgery 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 and David Robert Urbach Tags: Research article Source Type: research