Yield and bias in defining a cohort study baseline from electronic health record data

Abstract

AIMS Despite growing interest in using electronic health records (EHR) to create longitudinal cohort studies, the distribution and missingness of EHR data might introduce selection bias and information bias to such analyses. We aimed to examine the yield and potential for these healthcare process biases in defining a study baseline using EHR data, using the… (More)
DOI: 10.1016/j.jbi.2017.12.017

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