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Published on: September 20, 2018
Extracting structured medication event information from discharge summaries
Sigfried Gold1, Noémie Elhadad, Xinxin Zhu
1Columbia University, Department of Biomedical Informatics, New York, NY, USA.
Abstract:
We present a method that extracts medication information from discharge summaries. The program relies on parsing rules written as a set of regular expressions and on a user-configurable drug lexicon. Our evaluation shows a precision of 94% and recall of 83% in the extraction of medication information. We use a broader definition of medication information than previous studies, including drug names appearing with and without dosage information, misspelled drug names, and contextual information.
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