2022
Hospital market concentration and the use of mechanical circulatory support devices in acute myocardial infarction complicated by cardiogenic shock
Vohra A, Jang S, Feldman D, Goyal P, Krishnan U, Sciria C, Cheung J, Kim L. Hospital market concentration and the use of mechanical circulatory support devices in acute myocardial infarction complicated by cardiogenic shock. BMC Health Services Research 2022, 22: 89. PMID: 35045849, PMCID: PMC8772168, DOI: 10.1186/s12913-021-07458-1.Peer-Reviewed Original ResearchConceptsUse of MCSMechanical circulatory supportAMI-CSAcute myocardial infarctionCardiogenic shockCirculatory supportMyocardial infarctionMechanical circulatory support devicesPrimary study exposurePrimary study outcomeMultivariable logistic regressionNational Inpatient SampleCirculatory support devicesHospital mortalityBaseline characteristicsInpatient SampleMore frequent useSubgroup analysisCompetitive hospital marketsMultivariable regressionQuery patientsStudy exposurePatientsLogistic regressionStudy outcomes
2020
Associations Between Hospital Length of Stay, 30‐Day Readmission, and Costs in ST‐Segment–Elevation Myocardial Infarction After Primary Percutaneous Coronary Intervention: A Nationwide Readmissions Database Analysis
Jang S, Yeo I, Feldman D, Cheung J, Minutello R, Singh H, Bergman G, Wong S, Kim L. Associations Between Hospital Length of Stay, 30‐Day Readmission, and Costs in ST‐Segment–Elevation Myocardial Infarction After Primary Percutaneous Coronary Intervention: A Nationwide Readmissions Database Analysis. Journal Of The American Heart Association 2020, 9: e015503. PMID: 32468933, PMCID: PMC7428974, DOI: 10.1161/jaha.119.015503.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnterior Wall Myocardial InfarctionCost SavingsCost-Benefit AnalysisDatabases, FactualFemaleHospital CostsHumansLength of StayMaleMiddle AgedPatient ReadmissionPercutaneous Coronary InterventionRecurrenceRisk FactorsST Elevation Myocardial InfarctionTime FactorsTreatment OutcomeUnited StatesConceptsST-segment elevation myocardial infarctionPrimary percutaneous coronary interventionPercutaneous coronary interventionCoronary interventionSTEMI groupShorter LOSReadmission ratesMyocardial infarctionInfarct locationNationwide Readmissions Database AnalysisNationwide Readmissions DatabaseElevation myocardial infarctionEnormous economic burdenBackground ReadmissionLOS cohortReadmission mortalitySTEMI cohortSTEMI hospitalizationsUS healthcare systemHospital stayHospital lengthLonger LOSReadmissionEconomic burdenPatients
2013
Differential long‐term outcomes of zotarolimus‐eluting stents compared with sirolimus‐eluting and paclitaxel‐eluting stents in diabetic and nondiabetic patients: Two‐year subgroup analysis of the ZEST randomized trial
Jang S, Park D, Kim W, Kim Y, Yun S, Kang S, Lee S, Lee C, Park S, Park S. Differential long‐term outcomes of zotarolimus‐eluting stents compared with sirolimus‐eluting and paclitaxel‐eluting stents in diabetic and nondiabetic patients: Two‐year subgroup analysis of the ZEST randomized trial. Catheterization And Cardiovascular Interventions 2013, 81: 1106-1114. PMID: 22899589, DOI: 10.1002/ccd.24603.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiovascular AgentsChi-Square DistributionCoronary AngiographyCoronary Artery DiseaseCoronary ThrombosisDiabetes MellitusDrug-Eluting StentsFemaleHumansKaplan-Meier EstimateMaleMiddle AgedMyocardial InfarctionPaclitaxelPercutaneous Coronary InterventionProportional Hazards ModelsProspective StudiesProsthesis DesignRepublic of KoreaRisk AssessmentRisk FactorsSirolimusTime FactorsTreatment OutcomeConceptsMajor adverse cardiac eventsPaclitaxel-eluting stentsZotarolimus-eluting stentsSirolimus-eluting stentsNondiabetic patientsDiabetic statusDiabetic patientsStent typeIschemia-driven target vessel revascularizationDifferential long-term outcomesLower ratesAdverse cardiac eventsComposite of deathTarget vessel revascularizationLong-term outcomesDifferential treatment effectsSimilar ratesAngiographic characteristicsIschemic complicationsCardiac eventsDiabetes mellitusPrimary outcomeMACE occurrenceStent groupMyocardial infarction
2012
Impact of heart failure with normal ejection fraction on the occurrence of ischaemic stroke in patients with atrial fibrillation
Jang S, Kim M, Park H, Han S, Kang D, Song J, Park S, Park S, Kim J. Impact of heart failure with normal ejection fraction on the occurrence of ischaemic stroke in patients with atrial fibrillation. Heart 2012, 99: 17. PMID: 22942291, DOI: 10.1136/heartjnl-2012-301980.Peer-Reviewed Original ResearchConceptsIschemic strokeNormal ejection fractionRisk of strokeAtrial fibrillationHeart failureEjection fractionNon-valvular atrial fibrillationChronic kidney diseaseDiabetes mellitusKidney diseaseFemale sexMyocardial infarctionEchocardiographic dataHFNEFTreatment weightingPropensity score methodsΒ-blockersPatientsStrokeInverse probabilityDeathFibrillationRiskScore methodFailure