2011
Age Differences in Primary Prevention Implantable Cardioverter‐Defibrillator Use in U.S. Individuals
Tsai V, Goldstein MK, Hsia HH, Wang Y, Curtis J, Heidenreich PA, Registry O. Age Differences in Primary Prevention Implantable Cardioverter‐Defibrillator Use in U.S. Individuals. Journal Of The American Geriatrics Society 2011, 59: 1589-1595. PMID: 21883101, DOI: 10.1111/j.1532-5415.2011.03542.x.Peer-Reviewed Original ResearchConceptsICD RegistryICD useNonarrhythmic deathHigh riskImplantable cardioverter-defibrillator (ICD) useHigh comorbid burdenPrior myocardial infarctionRisk of deathHigh-risk individualsRisk stratification systemOlder U.S. adultsYounger age groupsComorbid burdenICD implantationEjection fractionICD recipientsPrimary preventionRetrospective studyMyocardial infarctionMortality riskLower riskAge groupsU.S. adultsYounger groupOlder adultsImplantable Cardioverter-Defibrillator Registry Risk Score Models for Acute Procedural Complications or Death After Implantable Cardioverter-Defibrillator Implantation
Haines DE, Wang Y, Curtis J. Implantable Cardioverter-Defibrillator Registry Risk Score Models for Acute Procedural Complications or Death After Implantable Cardioverter-Defibrillator Implantation. Circulation 2011, 123: 2069-2076. PMID: 21537001, DOI: 10.1161/circulationaha.110.959676.Peer-Reviewed Original ResearchConceptsImplantable cardioverter defibrillator implantationSimple risk scoreCardioverter-defibrillator implantationAdverse eventsRisk scoreLower riskNew York Heart Association class IIILow-risk subsetPrior valve surgeryAcute procedural complicationsChronic lung diseaseRisk stratification schemaAvailable clinical variablesBlood urea nitrogenIntensity of careRisk score modelLogistic regression modelsHospital complicationsAcute complicationsHospital deathValve surgeryICD implantationPostprocedural complicationsICD RegistryProcedural complicationsUse of Medical Imaging Procedures With Ionizing Radiation in Children: A Population-Based Study
Dorfman AL, Fazel R, Einstein AJ, Applegate KE, Krumholz HM, Wang Y, Christodoulou E, Chen J, Sanchez R, Nallamothu BK. Use of Medical Imaging Procedures With Ionizing Radiation in Children: A Population-Based Study. JAMA Pediatrics 2011, 165: 458-464. PMID: 21199972, PMCID: PMC3686496, DOI: 10.1001/archpediatrics.2010.270.Peer-Reviewed Original ResearchConceptsDiagnostic imaging proceduresTomographic scanImaging proceduresRetrospective cohort analysisPopulation-based ratesPediatric populationPlain radiographyCohort analysisHigh dosesMedical diagnostic imaging proceduresStudy periodAppropriate useChildrenHigh rateMedical imaging proceduresScansFrequent useHealth care marketUS health care marketYearsPatientsInfantsPopulationCare marketUnitedHealthcare
2010
The performance of US hospitals as reflected in risk‐standardized 30‐day mortality and readmission rates for medicare beneficiaries with pneumonia
Lindenauer PK, Bernheim SM, Grady JN, Lin Z, Wang Y, Wang Y, Merrill AR, Han LF, Rapp MT, Drye EE, Normand S, Krumholz HM. The performance of US hospitals as reflected in risk‐standardized 30‐day mortality and readmission rates for medicare beneficiaries with pneumonia. Journal Of Hospital Medicine 2010, 5: e12-e18. PMID: 20665626, DOI: 10.1002/jhm.822.Peer-Reviewed Original ResearchConceptsRisk-standardized mortality ratesReadmission ratesHospital referral regionsReferral regionsMedicare beneficiariesMortality rateRisk-standardized readmission ratesNonfederal acute care hospitalsNational quality improvement effortsPattern of hospitalAcute care hospitalsCross-sectional studyService Medicare beneficiariesQuality improvement effortsMedian hospitalHospital dischargeElderly patientsHospital admissionCare hospitalReadmission analysisOutpatient MedicareLeading causePrincipal diagnosisPneumoniaPatients