2015
National Trends in Hospital Readmission Rates among Medicare Fee-for-Service Survivors of Mitral Valve Surgery, 1999–2010
Dodson JA, Wang Y, Murugiah K, Dharmarajan K, Cooper Z, Hashim S, Nuti SV, Spatz E, Desai N, Krumholz HM. National Trends in Hospital Readmission Rates among Medicare Fee-for-Service Survivors of Mitral Valve Surgery, 1999–2010. PLOS ONE 2015, 10: e0132470. PMID: 26147225, PMCID: PMC4493110, DOI: 10.1371/journal.pone.0132470.Peer-Reviewed Original ResearchConceptsMitral valve surgeryLength of stayHospital LOSReadmission ratesHospital readmission ratesOlder patientsHospital readmissionMedicare feeMean hospital LOSSurvival rateProportional hazards regressionYears of ageValve surgeryHazards regressionService patientsWorse outcomesAge subgroupsPatientsOlder adultsSurvivorsNational trendsReadmissionModest declineWomenSubgroups
2014
Trends in Hospitalizations Among Medicare Survivors of Aortic Valve Replacement in the United States From 1999 to 2010
Murugiah K, Wang Y, Dodson JA, Nuti SV, Dharmarajan K, Ranasinghe I, Cooper Z, Krumholz HM. Trends in Hospitalizations Among Medicare Survivors of Aortic Valve Replacement in the United States From 1999 to 2010. The Annals Of Thoracic Surgery 2014, 99: 509-517. PMID: 25527425, PMCID: PMC4454375, DOI: 10.1016/j.athoracsur.2014.08.045.Peer-Reviewed Original ResearchConceptsAortic valve replacementValve replacementHospitalization ratesAnnual Medicare paymentsPrincipal diagnosisOne-year hospitalization rateCommon principal diagnosisRisk of hospitalizationMean lengthGeneral Medicare populationMedicare paymentsPostoperative complicationsHeart failureBlack patientsMedicare patientsHospitalizationMedicare populationMedicare beneficiariesMortality ratePatientsStayCumulative daysCumulative lengthCertain subgroupsSurvivorsReadmission Rates and Long-Term Hospital Costs Among Survivors of an In-Hospital Cardiac Arrest
Chan PS, Nallamothu BK, Krumholz HM, Curtis LH, Li Y, Hammill BG, Spertus JA. Readmission Rates and Long-Term Hospital Costs Among Survivors of an In-Hospital Cardiac Arrest. Circulation Cardiovascular Quality And Outcomes 2014, 7: 889-895. PMID: 25351479, PMCID: PMC4241155, DOI: 10.1161/circoutcomes.114.000925.Peer-Reviewed Original ResearchConceptsHospital cardiac arrestCardiac arrestInpatient costsMean inpatient costsLarge national registryInpatient resource useNeurological statusReadmission patternsHospital dispositionPatient demographicsReadmission ratesMean ageInpatient useNational registryYounger ageReadmissionArrestAgeYearsDaysPatientsRegistryResource useSurvivors
2004
885-2 The burden of vascular disease in long-term follow-up of elderly myocardial infarction survivors
Portnay E, Krumholz H, Wang Y, Hebert P, Brass L, Lichtman J. 885-2 The burden of vascular disease in long-term follow-up of elderly myocardial infarction survivors. Journal Of The American College Of Cardiology 2004, 43: a240. DOI: 10.1016/s0735-1097(04)91021-2.Peer-Reviewed Original Research
2001
Aspirin and Angiotensin-Converting Enzyme Inhibitors Among Elderly Survivors of Hospitalization for an Acute Myocardial Infarction
Krumholz HM, Chen YT, Wang Y, Radford MJ. Aspirin and Angiotensin-Converting Enzyme Inhibitors Among Elderly Survivors of Hospitalization for an Acute Myocardial Infarction. JAMA Internal Medicine 2001, 161: 538-544. PMID: 11252112, DOI: 10.1001/archinte.161.4.538.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionACE inhibitorsMyocardial infarctionInteraction of aspirinEnzyme inhibitorsAngiotensin-converting enzyme inhibitorAngiotensin converting enzyme (ACE) inhibitorsElderly patientsSecondary preventionRandomized trialsElderly survivorsLower riskAspirinPatientsMultivariate analysisHospitalizationMortalityMedicationsInfarctionInhibitorsTherapySurvivorsTrialsPrevention