Estimating the effect of referral for nephrology care on the survival of adults with advanced chronic kidney disease in a real-world clinical setting

Introduction Longitudinal studies ascertain exposure, covariates, and outcomes over time. For estimating treatment effect on mortality, ignoring the time-varying nature of an exposure may lead to immortal time bias. Time-dependent confounding that affects future treatment may bias the estimated effe...

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Bibliographic Details
Main Authors: Ping Liu, Mohammad Ehsanul Karim, Paul E Ronksley, Brenda R Hemmelgarn, Hude Quan, Robert R Quinn, Pietro Ravani
Format: Article
Language:English
Published: Swansea University 2018-08-01
Series:International Journal of Population Data Science
Online Access:https://ijpds.org/article/view/611