2010
Geriatric Conditions and Subsequent Mortality in Older Patients With Heart Failure
Chaudhry SI, Wang Y, Gill TM, Krumholz HM. Geriatric Conditions and Subsequent Mortality in Older Patients With Heart Failure. Journal Of The American College Of Cardiology 2010, 55: 309-316. PMID: 20117435, PMCID: PMC2832791, DOI: 10.1016/j.jacc.2009.07.066.Peer-Reviewed Original ResearchConceptsLong-term mortalityGeriatric conditionsNet reclassification improvementMobility disabilityOlder patientsReclassification improvementRisk factorsMultivariable logistic regression modelHeart failure hospitalizationIndependent risk factorTraditional risk factorsMedical record dataFinal multivariable modelYears of ageLogistic regression modelsFailure hospitalizationTerm mortalityHeart failureIndependent predictorsPrognostic importanceMean ageMultivariable modelMedicare beneficiariesMortality rateSubsequent mortality
2008
An Administrative Claims Measure Suitable for Profiling Hospital Performance on the Basis of 30-Day All-Cause Readmission Rates Among Patients With Heart Failure
Keenan PS, Normand SL, Lin Z, Drye EE, Bhat KR, Ross JS, Schuur JD, Stauffer BD, Bernheim SM, Epstein AJ, Wang Y, Herrin J, Chen J, Federer JJ, Mattera JA, Wang Y, Krumholz HM. An Administrative Claims Measure Suitable for Profiling Hospital Performance on the Basis of 30-Day All-Cause Readmission Rates Among Patients With Heart Failure. Circulation Cardiovascular Quality And Outcomes 2008, 1: 29-37. PMID: 20031785, DOI: 10.1161/circoutcomes.108.802686.Peer-Reviewed Original ResearchConceptsRisk-standardized readmission ratesCause readmission rateReadmission ratesHeart failureHospital-level readmission ratesAdjusted readmission ratesAdministrative Claims MeasureUnadjusted readmission ratesHeart failure patientsHospital risk-standardized readmission ratesMedical record dataProfiling Hospital PerformanceHierarchical logistic regression modelsUse of MedicareMedical record modelNational Quality ForumLogistic regression modelsCause readmissionClaims-based modelsHospital dischargeFailure patientsC-statisticPreventable eventsPatientsQuality Forum
2006
Socioeconomic status, treatment, and outcomes among elderly patients hospitalized with heart failure: Findings from the National Heart Failure Project
Rathore SS, Masoudi FA, Wang Y, Curtis JP, Foody JM, Havranek EP, Krumholz HM. Socioeconomic status, treatment, and outcomes among elderly patients hospitalized with heart failure: Findings from the National Heart Failure Project. American Heart Journal 2006, 152: 371-378. PMID: 16875925, PMCID: PMC2790269, DOI: 10.1016/j.ahj.2005.12.002.Peer-Reviewed Original ResearchConceptsLeft ventricular systolic function assessmentHigh SES patientsVentricular systolic function assessmentHeart failureSES patientsSystolic function assessmentYear of dischargeQuality of careSocioeconomic statusMultivariable adjustmentFunction assessmentEnzyme inhibitorsNational Heart Failure ProjectHeart Failure ProjectPrescription of angiotensinLow SES patientsPatients' socioeconomic statusAssociation of SESYear of admissionMedical record dataHierarchical logistic regression modelsLow socioeconomic statusLogistic regression modelsPatient sElderly patientsQuality of Care for Acute Myocardial Infarction in Elderly Patients with Alcohol‐Related Diagnoses
Fiellin DA, O'Connor PG, Wang Y, Radford MJ, Krumholz HM. Quality of Care for Acute Myocardial Infarction in Elderly Patients with Alcohol‐Related Diagnoses. Alcohol Clinical And Experimental Research 2006, 30: 70-75. PMID: 16433733, DOI: 10.1111/j.1530-0277.2006.00001.x.Peer-Reviewed Original ResearchConceptsAlcohol-related diagnosesAcute myocardial infarctionMyocardial infarctionElderly patientsEligible patientsCare measuresRetrospective cohort analysisPrincipal discharge diagnosisTime of dischargeCooperative Cardiovascular ProjectAcute care hospitalsMedical record dataQuality of careBaseline characteristicsCare hospitalPrimary outcomeDischarge diagnosisCohort analysisAlcohol abuseMedicare beneficiariesInfarctionPatientsElderly adultsAlcohol dependenceQuality care
2004
Regional variations in racial differences in the treatment of elderly patients hospitalized with acute myocardial infarction
Rathore SS, Masoudi FA, Havranek EP, Krumholz HM. Regional variations in racial differences in the treatment of elderly patients hospitalized with acute myocardial infarction. The American Journal Of Medicine 2004, 117: 811-822. PMID: 15589484, PMCID: PMC2790535, DOI: 10.1016/j.amjmed.2004.06.034.Peer-Reviewed Original ResearchConceptsBeta-blocker useMyocardial infarctionWhite patientsCoronary revascularizationBlack patientsRacial differencesCardiac catheterization useLower crude ratesUse of aspirinDay of admissionHealth care useTreatment of patientsAcute myocardial infarctionService Medicare beneficiariesMedical record dataQuality of careElderly feeRevascularization useAspirin useMultivariable adjustmentElderly patientsCardiac catheterizationCardiac proceduresCare useCrude rate
2003
Sex Differences in Use of Coronary Revascularization in Elderly Patients After Acute Myocardial Infarction A Tale of Two Therapies
Rathore SS, Foody JM, Radford MJ, Krumholz HM. Sex Differences in Use of Coronary Revascularization in Elderly Patients After Acute Myocardial Infarction A Tale of Two Therapies. CHEST Journal 2003, 124: 2079-2086. PMID: 14665483, DOI: 10.1378/chest.124.6.2079.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionRisk-standardized ratesPercutaneous coronary interventionCoronary revascularizationElderly patientsCardiac catheterizationRevascularization therapyMedicare patientsCoronary artery bypass graft surgeryArtery bypass graft surgerySex differencesMultivariable logistic regression modelCrude overall ratesBypass graft surgeryCoronary revascularization ratesType of therapyMedical record dataLogistic regression modelsRevascularization useCABG surgeryGraft surgeryMultivariable adjustmentRevascularization ratesCoronary interventionHospital admission