Natural Language Processing and Machine Learning for Identifying Incident Stroke From Electronic Health Records: Algorithm Development and Validation

• Main Authors: Zhao, Yiqing (Author), Fu, Sunyang (Author), Bielinski, Suzette J (Author), Decker, Paul A (Author), Chamberlain, Alanna M (Author), Roger, Veronique L (Author), Liu, Hongfang (Author), Larson, Nicholas B (Author)
• Format: Book
• Published: JMIR Publications, 2021-03-01T00:00:00Z.
• Subjects: article
• Online Access: Connect to this object online.

BackgroundStroke is an important clinical outcome in cardiovascular research. However, the ascertainment of incident stroke is typically accomplished via time-consuming manual chart abstraction. Current phenotyping efforts using electronic health records for stroke focus on case ascertainment rather...