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
Transfer Rates From Nonprocedure Hospitals After Initial Admission and Outcomes Among Elderly Patients With Acute Myocardial Infarction
Barreto-Filho JA, Wang Y, Rathore SS, Spatz ES, Ross JS, Curtis JP, Nallamothu BK, Normand SL, Krumholz HM. Transfer Rates From Nonprocedure Hospitals After Initial Admission and Outcomes Among Elderly Patients With Acute Myocardial Infarction. JAMA Internal Medicine 2014, 174: 213-222. PMID: 24296747, DOI: 10.1001/jamainternmed.2013.11944.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionCoronary artery bypass graft surgeryArtery bypass graft surgeryRisk-standardized mortality ratesBypass graft surgeryPercutaneous coronary interventionLength of stayMyocardial infarctionElderly patientsGraft surgeryRevascularization ratesCoronary interventionMortality rateLower risk-standardized mortality ratesRate of catheterizationHospital transfer ratesInvasive cardiac proceduresTransfer of patientsRisk-standardized mortalityHospital outcomesInitial admissionMedian lengthService patientsCardiac proceduresHospital differences