Drug safety surveillance using de-identified EMR and claims data: issues and challenges.
The author discusses the challenges of pharmacovigilance using electronic medical record and claims data. Use of ICD-9 encoded data has low sensitivity for detection of adverse drug events (ADEs), because it requires that an ADE escalate to major-complaint level before it can be identified, and because clinical symptomatology is relatively under-represented in ICD-9. A more appropriate vocabulary for ADE identification, SNOMED CT, awaits wider deployment. The narrative-text record of progress [...]
Author(s): Nadkarni, Prakash M
DOI: 10.1136/jamia.2010.008607