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About EDDS

National 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 unders..
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EDDS Research Reports

Maryland EDDS The MD-EDDS research project has collected information critical to the discussion regarding HB0811/SB0914. Fentanyl is the leading cause of fatal opioid overdoses (MDH, June 2021), but most Maryland hospitals do not regularly test patie..
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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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