2021
Evaluation and disposition of older adults presenting to the emergency department with abdominal pain
Friedman AB, Chen AT, Wu R, Coe NB, Halpern SD, Hwang U, Kelz RR, Cappola AR. Evaluation and disposition of older adults presenting to the emergency department with abdominal pain. Journal Of The American Geriatrics Society 2021, 70: 501-511. PMID: 34628638, PMCID: PMC10078825, DOI: 10.1111/jgs.17503.Peer-Reviewed Original ResearchConceptsNational Hospital Ambulatory Medical Care SurveyAbdominal painUS emergency departmentsEmergency departmentED visitsOlder adultsOlder patientsChief complaintAmbulatory Medical Care SurveyRepresentative emergency departmentsCommon chief complaintSurvey-weighted analysisDischarge homeIncident disabilityED encountersCare SurveyPatient outcomesCritical careSerious conditionSyndromic presentationHigh riskPainDiagnostic testingPatientsCT imaging
2011
Characteristics of Frequent Geriatric Users of an Urban Emergency Department
Wajnberg A, Hwang U, Torres L, Yang S. Characteristics of Frequent Geriatric Users of an Urban Emergency Department. Journal Of Emergency Medicine 2011, 43: 376-381. PMID: 22040771, DOI: 10.1016/j.jemermed.2011.06.056.Peer-Reviewed Original ResearchMeSH KeywordsAbdominal PainAgedAged, 80 and overBlack or African AmericanChest PainChi-Square DistributionConfidence IntervalsEmergency Service, HospitalFemaleHealth Care SurveysHealth Services AccessibilityHispanic or LatinoHumansMaleOdds RatioPatient AcuityPrimary Health CareProspective StudiesRetrospective StudiesTriageUrban Health ServicesConceptsEmergency department utilizationYears of ageED usersED visitsOlder adultsFrequent Emergency Department UtilizationGeriatric usersProspective telephone surveyFrequent ED usersRetrospective chart reviewHealth-related qualityPrimary care providersUrban emergency departmentChart reviewED utilizationOlder patientsUrban EDUnique patientsEmergency departmentPrimary careOutpatient providersCare providersUsual sourceED crowdingUnivariate descriptive statisticsVariations in Crowding and Ambulance Diversion in Nine Emergency Departments
Handel DA, Pines J, Aronsky D, Genes N, Ginde AA, Hackman J, Hilton JA, Hwang U, Kamali M, Powell E, Sattarian M, Fu R. Variations in Crowding and Ambulance Diversion in Nine Emergency Departments. Academic Emergency Medicine 2011, 18: 941-946. PMID: 21906203, DOI: 10.1111/j.1553-2712.2011.01149.x.Peer-Reviewed Original ResearchConceptsEmergency departmentED bedsAmbulance diversionED visitsOverall mean LOSAnnual ED censusPrimary outcome variablePrimary study aimPrimary predictor variableDaily ED visitsPercentage of daysMean LOSAcute treatmentMulticenter studyED censusSurrogate markerED crowdingStudy aimMean differenceOutcome variablesDichotomous variablesTotal numberVisitsDaysDiversion