2019
Trends in Performance and Opportunities for Improvement on a Composite Measure of Acute Myocardial Infarction Care
Desai NR, Udell JA, Wang Y, Spatz ES, Dharmarajan K, Ahmad T, Julien HM, Annapureddy A, Goyal A, de Lemos JA, Masoudi FA, Bhatt DL, Minges KE, Krumholz HM, Curtis JP. Trends in Performance and Opportunities for Improvement on a Composite Measure of Acute Myocardial Infarction Care. Circulation Cardiovascular Quality And Outcomes 2019, 12: e004983. PMID: 30871375, DOI: 10.1161/circoutcomes.118.004983.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiology Service, HospitalFemaleGuideline AdherenceHealthcare DisparitiesHumansMaleMiddle AgedMyocardial InfarctionOutcome and Process Assessment, Health CarePractice Guidelines as TopicQuality ImprovementQuality Indicators, Health CareRacial GroupsRegistriesSex FactorsSocioeconomic FactorsTreatment OutcomeUnited StatesConceptsProportion of patientsAcute myocardial infarctionDefect-free careHispanic patientsAMI careOlder patientsCare measuresNational Cardiovascular Data Registry Acute Coronary TreatmentIntervention Outcomes Network RegistryAcute myocardial infarction careGuideline-recommended pharmacotherapyMedicaid insurance coverageSociodemographic groupsMyocardial infarction careSafety-net statusGreatest absolute improvementComposite measureQuality of careHospital-level performanceCessation counselingEvidence-based processReperfusion therapyCardiac rehabilitationCoronary TreatmentVentricular function
2015
Hospital variation in admission to intensive care units for patients with acute myocardial infarction
Chen R, Strait KM, Dharmarajan K, Li SX, Ranasinghe I, Martin J, Fazel R, Masoudi FA, Cooke CR, Nallamothu BK, Krumholz HM. Hospital variation in admission to intensive care units for patients with acute myocardial infarction. American Heart Journal 2015, 170: 1161-1169. PMID: 26678638, PMCID: PMC5459386, DOI: 10.1016/j.ahj.2015.09.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnterior Wall Myocardial InfarctionCoronary Care UnitsHealth Care RationingHospital MortalityHumansLength of StayMaleMiddle AgedOutcome and Process Assessment, Health CarePatient AdmissionQuality ImprovementRetrospective StudiesRisk AssessmentTriageUnited StatesConceptsAcute myocardial infarctionIntensive care unitCritical care therapiesRisk-standardized mortality ratesHospital risk-standardized mortality ratesICU admissionResource-intensive settingsCare therapyAMI patientsCare unitMyocardial infarctionMortality rateAdult hospitalizationsHospital variationNinth RevisionClinical ModificationICU triageInternational ClassificationBetter outcomesPatientsHospitalAdmissionPremier databaseTherapyAppropriate use
2014
Hospital Variation in the Use of Noninvasive Cardiac Imaging and Its Association With Downstream Testing, Interventions, and Outcomes
Safavi KC, Li SX, Dharmarajan K, Venkatesh AK, Strait KM, Lin H, Lowe TJ, Fazel R, Nallamothu BK, Krumholz HM. Hospital Variation in the Use of Noninvasive Cardiac Imaging and Its Association With Downstream Testing, Interventions, and Outcomes. JAMA Internal Medicine 2014, 174: 546-553. PMID: 24515551, PMCID: PMC5459406, DOI: 10.1001/jamainternmed.2013.14407.Peer-Reviewed Original ResearchMeSH KeywordsBiomarkersCardiovascular DiseasesCross-Sectional StudiesDiagnostic ImagingFemaleHospitalizationHumansMaleOutcome and Process Assessment, Health CarePractice Patterns, Physicians'United StatesConceptsAcute myocardial infarctionNoninvasive cardiac imagingDownstream testingReadmission ratesRevascularization proceduresCardiac imagingHospital variationCardiac ischemiaProportion of patientsNoninvasive imagingLower readmission ratesPrincipal discharge diagnosisCross-sectional studyCardiac biomarker testsQ4 hospitalsChest discomfortCoronary angiographyCoronary diseaseDischarge diagnosisCoronary angiogramEmergency departmentMyocardial infarctionSame hospitalCurrent guidelinesInpatient wardsMost Important Outcomes Research Papers on Cardiac Arrest and Cardiopulmonary Resuscitation
Murugiah K, Chen SI, Dharmarajan K, Nuti SV, Wayda B, Shojaee A, Ranasinghe I, Dreyer RP. Most Important Outcomes Research Papers on Cardiac Arrest and Cardiopulmonary Resuscitation. Circulation Cardiovascular Quality And Outcomes 2014, 7: 335-345. PMID: 24619323, DOI: 10.1161/circoutcomes.114.000957.Peer-Reviewed Educational MaterialsCardiopulmonary ResuscitationDelivery of Health Care, IntegratedElectric CountershockHeart ArrestHumansOutcome and Process Assessment, Health CarePrognosisPublicationsResearchSurvival AnalysisUnited States
2013
Most Important Outcomes Research Papers on Treatment of Stable Coronary Artery Disease
Bikdeli B, Ranasinghe I, Chen R, Gupta A, Lampropulos JF, Kulkarni VT, Mody PS, Dharmarajan K. Most Important Outcomes Research Papers on Treatment of Stable Coronary Artery Disease. Circulation Cardiovascular Quality And Outcomes 2013, 6: e17-e25. PMID: 23674308, DOI: 10.1161/circoutcomes.113.000310.Peer-Reviewed Original ResearchMeSH KeywordsCoronary Artery DiseaseCost-Benefit AnalysisHealth Care CostsHumansOutcome and Process Assessment, Health CareQuality of Health CareRisk FactorsTreatment OutcomeMost Important Outcomes Research Papers on Variation in Cardiovascular Disease
Lampropulos JF, Gupta A, Kulkarni VT, Mody P, Chen R, Bikdeli B, Dharmarajan K. Most Important Outcomes Research Papers on Variation in Cardiovascular Disease. Circulation Cardiovascular Quality And Outcomes 2013, 6: e9-e16. PMID: 23481532, DOI: 10.1161/circoutcomes.113.000185.Peer-Reviewed Original ResearchAge FactorsCardiovascular DiseasesGuideline AdherenceHealth Services ResearchHealthcare DisparitiesHumansOutcome and Process Assessment, Health CarePractice Guidelines as TopicPractice Patterns, Physicians'Quality Indicators, Health CareResidence CharacteristicsRisk AssessmentRisk FactorsTreatment Outcome
2012
Procedure Intensity and the Cost of Care
Chen SI, Dharmarajan K, Kim N, Strait KM, Li SX, Safavi KC, Lindenauer PK, Krumholz HM, Lagu T. Procedure Intensity and the Cost of Care. Circulation Cardiovascular Quality And Outcomes 2012, 5: 308-313. PMID: 22576844, PMCID: PMC3415230, DOI: 10.1161/circoutcomes.112.966069.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCosts and Cost AnalysisCross-Sectional StudiesFemaleHeart FailureHospital Bed CapacityHospital CostsHospital MortalityHospitalizationHospitals, RuralHospitals, TeachingHospitals, UrbanHumansLength of StayLinear ModelsMaleMiddle AgedModels, EconomicOutcome and Process Assessment, Health CareResidence CharacteristicsRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesYoung AdultConceptsHF hospitalizationHeart failureInvasive proceduresHospital groupRisk-standardized mortality ratesProportion of patientsLength of stayCost of careWilcoxon rank sum testHigher procedure ratesRank sum testPatient demographicsPerspective databaseMedian lengthSurgical proceduresProcedure ratesHospitalizationOutcome differencesMortality rateHospitalPatientsPractice styleProcedure useSum testOverall useMost Important Outcomes Research Papers in Cardiovascular Disease in the Elderly
Gupta A, Mody P, Bikdeli B, Lampropulos JF, Dharmarajan K. Most Important Outcomes Research Papers in Cardiovascular Disease in the Elderly. Circulation Cardiovascular Quality And Outcomes 2012, 5: e17-e26. PMID: 22592757, DOI: 10.1161/circoutcomes.112.966531.Peer-Reviewed Original Research