2019
Association Between Insurance Status and Access to Hospital Care in Emergency Department Disposition
Venkatesh AK, Chou SC, Li SX, Choi J, Ross JS, D’Onofrio G, Krumholz HM, Dharmarajan K. Association Between Insurance Status and Access to Hospital Care in Emergency Department Disposition. JAMA Internal Medicine 2019, 179: 686-693. PMID: 30933243, PMCID: PMC6503571, DOI: 10.1001/jamainternmed.2019.0037.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAsthmaCritical CareCross-Sectional StudiesDatabases, FactualEmergency Service, HospitalFemaleHealth Services AccessibilityHospitalizationHumansInsurance CoverageInsurance, HealthLung DiseasesMaleMedicaidMedically UninsuredMiddle AgedPatient DischargePatient TransferPneumoniaPulmonary Disease, Chronic ObstructiveUnited StatesConceptsNational Emergency Department SampleEmergency Department SampleCommon medical conditionsUninsured patientsCritical care capabilitiesED dischargeED visitsED transfersPulmonary diseaseCare capabilitiesInsurance statusHigher oddsMedicaid beneficiariesMedical conditionsChronic obstructive pulmonary diseaseAcute pulmonary diseaseEmergency department transfersAdult ED visitsHospital admission ratesObstructive pulmonary diseaseEmergency department dispositionPatient insurance statusPatient case mixHospital ownership statusIntensive care capabilitiesRelationship Between Patient-Reported Hospital Experience and 30-Day Mortality and Readmission Rates for Acute Myocardial Infarction, Heart Failure, and Pneumonia
Dong N, Eisenberg JD, Dharmarajan K, Spatz ES, Desai NR. Relationship Between Patient-Reported Hospital Experience and 30-Day Mortality and Readmission Rates for Acute Myocardial Infarction, Heart Failure, and Pneumonia. Journal Of General Internal Medicine 2019, 34: 526-528. PMID: 30746641, PMCID: PMC6446004, DOI: 10.1007/s11606-018-4746-6.Peer-Reviewed Original Research
2016
Analysis of Machine Learning Techniques for Heart Failure Readmissions
Mortazavi BJ, Downing NS, Bucholz EM, Dharmarajan K, Manhapra A, Li SX, Negahban SN, Krumholz HM. Analysis of Machine Learning Techniques for Heart Failure Readmissions. Circulation Cardiovascular Quality And Outcomes 2016, 9: 629-640. PMID: 28263938, PMCID: PMC5459389, DOI: 10.1161/circoutcomes.116.003039.Peer-Reviewed Original ResearchDeclining Admission Rates And Thirty-Day Readmission Rates Positively Associated Even Though Patients Grew Sicker Over Time
Dharmarajan K, Qin L, Lin Z, Horwitz LI, Ross JS, Drye EE, Keshawarz A, Altaf F, Normand SL, Krumholz HM, Bernheim SM. Declining Admission Rates And Thirty-Day Readmission Rates Positively Associated Even Though Patients Grew Sicker Over Time. Health Affairs 2016, 35: 1294-1302. PMID: 27385247, DOI: 10.1377/hlthaff.2015.1614.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCenters for Medicare and Medicaid Services, U.S.Chronic DiseaseDatabases, FactualDisease ProgressionFemaleGeriatric AssessmentHospital MortalityHumansIncidenceLength of StayMaleOutcome Assessment, Health CarePatient AdmissionPatient ReadmissionRetrospective StudiesRisk AssessmentSeverity of Illness IndexTime FactorsUnited States
2015
Intravenous Fluids in Acute Decompensated Heart Failure
Bikdeli B, Strait KM, Dharmarajan K, Li SX, Mody P, Partovian C, Coca SG, Kim N, Horwitz LI, Testani JM, Krumholz HM. Intravenous Fluids in Acute Decompensated Heart Failure. JACC Heart Failure 2015, 3: 127-133. PMID: 25660836, PMCID: PMC4438991, DOI: 10.1016/j.jchf.2014.09.007.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCohort StudiesDatabases, FactualFemaleFluid TherapyHeart FailureHospital MortalityHospitalizationHumansInfusions, IntravenousIntensive Care UnitsIntubation, IntratrachealIsotonic SolutionsMaleMiddle AgedRenal Replacement TherapyRetrospective StudiesRinger's SolutionSaline Solution, HypertonicSodium Potassium Chloride Symporter InhibitorsUnited StatesYoung AdultConceptsAcute decompensated heart failureDecompensated heart failureHeart failureIntravenous fluidsRetrospective cohort studyCritical care admissionRenal replacement therapyDays of hospitalizationProportion of hospitalizationsHalf-normal salineWarrants further investigationOnly diureticsCare admissionHospital deathHospital outcomesCohort studyLoop diureticsPatient groupReplacement therapyWorse outcomesNormal salineInpatient careMedian volumePatientsHospitalization
2014
National Trends in Recurrent AMI Hospitalizations 1 Year After Acute Myocardial Infarction in Medicare Beneficiaries: 1999–2010
Chaudhry SI, Khan RF, Chen J, Dharmarajan K, Dodson JA, Masoudi FA, Wang Y, Krumholz HM. National Trends in Recurrent AMI Hospitalizations 1 Year After Acute Myocardial Infarction in Medicare Beneficiaries: 1999–2010. Journal Of The American Heart Association 2014, 3: e001197. PMID: 25249298, PMCID: PMC4323804, DOI: 10.1161/jaha.114.001197.Peer-Reviewed Original ResearchUse of Intravenous Diuretics on Day of Discharge in Adults Hospitalized for Heart Failure
Fazel R, Strait KM, Bikdeli B, Dharmarajan K, Krumholz HM. Use of Intravenous Diuretics on Day of Discharge in Adults Hospitalized for Heart Failure. Journal Of Cardiac Failure 2014, 20: 706-707. PMID: 24951932, PMCID: PMC4427892, DOI: 10.1016/j.cardfail.2014.06.354.Peer-Reviewed Original Research
2013
Dominance of Furosemide for Loop Diuretic Therapy in Heart Failure Time to Revisit the Alternatives?
Bikdeli B, Strait KM, Dharmarajan K, Partovian C, Coca SG, Kim N, Li SX, Testani JM, Khan U, Krumholz HM. Dominance of Furosemide for Loop Diuretic Therapy in Heart Failure Time to Revisit the Alternatives? Journal Of The American College Of Cardiology 2013, 61: 1549-1550. PMID: 23500272, PMCID: PMC4038646, DOI: 10.1016/j.jacc.2012.12.043.Peer-Reviewed Original ResearchVariation Exists in Rates of Admission to Intensive Care Units for Heart Failure Patients Across Hospitals in the United States
Safavi KC, Dharmarajan K, Kim N, Strait KM, Li SX, Chen SI, Lagu T, Krumholz HM. Variation Exists in Rates of Admission to Intensive Care Units for Heart Failure Patients Across Hospitals in the United States. Circulation 2013, 127: 923-929. PMID: 23355624, PMCID: PMC3688061, DOI: 10.1161/circulationaha.112.001088.Peer-Reviewed Original ResearchConceptsIntensive care unitHeart failureRisk-standardized mortalityICU admissionICU useCare unitPatient outcomesCoronary intensive care unitMedical intensive care unitNoninvasive positive pressure ventilationSurgical intensive care unitTop quartileGreater ICU useOverall heart failureTop quartile hospitalsICU admission ratePercent of patientsPremier Perspective databaseHeart failure patientsPositive pressure ventilationRate of admissionHigh-cost settingsQuality of careHF admissionsICU days