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About EDDS

Hospital electronic health records (EHR) contain important information about patients’ laboratory test results, diagnoses, and treatment. Urine specimens collected from patients as part of routine care may also be used to better understand the drugs ..
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EDDS Research Reports

Maryland Emergency Department Drug Surveillance (EDDS) publications detailing urine drug testing trends in ED populations: EDDS pilot study, brief bulletins for the Baltimore area and Prince George's County, and MMWR Notes from the Field showing Fent..
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EDDS Hospitals - Data

The de-identified urine drug test results from electronic health records (EHRs) obtained from patients at participating hospitals are updated each quarter and posted on this site. Expanded re-testing of a limited sample of urines is conducted one tim..
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