Assessing the Quality of Big Data Is Critical as the Stakes Increase

The Impact of Documentation Workflow on the Accuracy of the Coded Diagnoses in the Electronic Health Record

“…Studies of EHR data quality have typically assessed the usefulness of the data for specific use cases, such as disease surveillance, 5 and predictive models for specific outcomes. 6 Some studies have assessed the accuracy of coded data, 7 but as this often requires a manual review, 8 there are few studies assessing the concordance between the coded data and the clinical documentation or the factors that influence it, such the physician workflow and EHR design. 9 These factors, if associated with improved data quality, may be helpful in informing the best practices for EHR use and design.…”