2020
Trends in Emergency Department Visits and Hospital Admissions in Health Care Systems in 5 States in the First Months of the COVID-19 Pandemic in the US
Jeffery MM, D’Onofrio G, Paek H, Platts-Mills TF, Soares WE, Hoppe JA, Genes N, Nath B, Melnick ER. Trends in Emergency Department Visits and Hospital Admissions in Health Care Systems in 5 States in the First Months of the COVID-19 Pandemic in the US. JAMA Internal Medicine 2020, 180: 1328-1333. PMID: 32744612, PMCID: PMC7400214, DOI: 10.1001/jamainternmed.2020.3288.Peer-Reviewed Original ResearchConceptsHospital admission ratesEmergency department visitsED visitsHealth care systemAdmission ratesDepartment visitsHospital admissionCare systemCOVID-19 pandemicLarge health care systemAcute care deliveryCross-sectional studyAnnual ED volumeCoronavirus disease 2019Daily ED visitsInflux of patientsPublic health officialsCOVID-19 case ratesCOVID-19 casesNational public healthDisease 2019MAIN OUTCOMEED volumeSerious symptomsContagious infection
2019
Identifying Opioid Use Disorder in the Emergency Department: Multi-System Electronic Health Record–Based Computable Phenotype Derivation and Validation Study
Chartash D, Paek H, Dziura JD, Ross BK, Nogee DP, Boccio E, Hines C, Schott AM, Jeffery MM, Patel MD, Platts-Mills TF, Ahmed O, Brandt C, Couturier K, Melnick E. Identifying Opioid Use Disorder in the Emergency Department: Multi-System Electronic Health Record–Based Computable Phenotype Derivation and Validation Study. JMIR Medical Informatics 2019, 7: e15794. PMID: 31674913, PMCID: PMC6913746, DOI: 10.2196/15794.Peer-Reviewed Original ResearchOpioid use disorderNegative predictive valuePositive predictive valueEmergency department patientsEmergency departmentUse disordersHealth care systemPredictive valueComputable phenotypeExternal validation phasesDepartment patientsCare systemPhysician chart reviewLarge health care systemExternal validation cohortEmergency medicine physiciansHigh predictive valueElectronic health recordsChart reviewChief complaintValidation cohortPragmatic trialClinical dataBilling codesMedicine physicians