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Extracting structured medication event information from discharge summaries.

PubMedPublished 6 November 2008Open access
Sigfried Gold, Noémie Elhadad, Xinxin Zhu, James J. Cimino, George Hripcsak
Citations73
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TL;DR

A method that extracts medication information from discharge summaries using a broader definition of medication information than previous studies, including drug names appearing with and without dosage information, misspelled drug names, and contextual information.

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.

Keywords

Computer ScienceBiochemistry, Genetics and Molecular Biology