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J Am Med Inform Assoc 17:19-24 doi:10.1197/jamia.M3378
  • The practice of informatics

MedEx: a medication information extraction system for clinical narratives

Table 3

Results of MedEx on 25 clinic notes

Findings types Total # Precision (%) Recall (%) F-measure (%)
DrugName 200 97 88 92
Strength 94 95 95 95
Route 54 96 87 91
Frequency 102 97 89 93

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