Development of a Framework for Deidentified Japanese Electronic Health Record Narratives Using BERT: Balancing Privacy Protection and Reproducible Entity Extraction in Real-World Data.
BACKGROUND Pharmacoepidemiologic studies using real-world data often lack clinical context, much of which is embedded in free-text electronic health records (EHRs). However, sharing EHR narratives is restricted by privacy requirements, and conventional deidentification approaches may reduce analytic utility and limit a...