2015
National Trends in Pulmonary Embolism Hospitalization Rates and Outcomes for Adults Aged ≥65 Years in the United States (1999 to 2010)
Minges KE, Bikdeli B, Wang Y, Kim N, Curtis JP, Desai MM, Krumholz HM. National Trends in Pulmonary Embolism Hospitalization Rates and Outcomes for Adults Aged ≥65 Years in the United States (1999 to 2010). The American Journal Of Cardiology 2015, 116: 1436-1442. PMID: 26409636, PMCID: PMC4841688, DOI: 10.1016/j.amjcard.2015.07.068.Peer-Reviewed Original ResearchConceptsHospitalization ratesMortality rateReadmission ratesBlack patientsPrincipal discharge diagnosis codeOlder adultsCause readmission rateHospital mortality rateProportion of patientsRetrospective cohort studyDischarge diagnosis codesSkilled nursing facilitiesNational trendsSignificant racial differencesHigh rateHome health careHospital stayAdults AgedCohort studyMore patientsTherapeutic advancesDiagnosis codesMedicare feeNursing facilitiesSignificant burden
2014
Usual Source of Care and Outcomes Following Acute Myocardial Infarction
Spatz ES, Sheth SD, Gosch KL, Desai MM, Spertus JA, Krumholz HM, Ross JS. Usual Source of Care and Outcomes Following Acute Myocardial Infarction. Journal Of General Internal Medicine 2014, 29: 862-869. PMID: 24553957, PMCID: PMC4026492, DOI: 10.1007/s11606-014-2794-0.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionUsual sourceMyocardial infarctionMortality rateBaseline risk factorsAcute clinical eventsMain outcome measuresAMI severityAMI patientsMultivariable analysisKey ResultsAmongClinical eventsSocio-demographic characteristicsRisk factorsOutcome measuresReadmissionHigh mortalityPatientsMortalityCareMonthsInfarctionAdultsOutcomesAssociation
2013
Trends in Aortic Valve Replacement for Elderly Patients in the United States, 1999-2011
Barreto-Filho JA, Wang Y, Dodson JA, Desai MM, Sugeng L, Geirsson A, Krumholz HM. Trends in Aortic Valve Replacement for Elderly Patients in the United States, 1999-2011. JAMA 2013, 310: 2078-2084. PMID: 24240935, PMCID: PMC4089974, DOI: 10.1001/jama.2013.282437.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAged, 80 and overAortic ValveBicuspid Aortic Valve DiseaseBlack PeopleCohort StudiesCoronary Artery BypassCross-Sectional StudiesFee-for-Service PlansFemaleHeart Defects, CongenitalHeart Valve DiseasesHeart Valve ProsthesisHeart Valve Prosthesis ImplantationHumansLength of StayMaleMedicarePatient ReadmissionTreatment OutcomeUnited StatesConceptsSurgical aortic valve replacementAortic valve replacementValve replacementProcedure ratesElderly patientsCoronary artery bypass graft surgeryArtery bypass graft surgeryCross-sectional cohort studyPatients 85 yearsBypass graft surgeryHigh mortality rateCause readmissionCABG surgeryGraft surgeryOlder patientsCohort studyReadmission ratesTranscatheter optionsBlack patientsTranscatheter treatmentMechanical prosthesesThirty-dayContemporary outcomesMAIN OUTCOMEMedicare fee
2012
Correlations among risk‐standardized mortality rates and among risk‐standardized readmission rates within hospitals
Horwitz LI, Wang Y, Desai MM, Curry LA, Bradley EH, Drye EE, Krumholz HM. Correlations among risk‐standardized mortality rates and among risk‐standardized readmission rates within hospitals. Journal Of Hospital Medicine 2012, 7: 690-696. PMID: 22865546, PMCID: PMC3535010, DOI: 10.1002/jhm.1965.Peer-Reviewed Original ResearchConceptsRisk-standardized mortality ratesAcute myocardial infarctionRisk-standardized readmission ratesReadmission ratesRisk-standardized mortalityHeart failureMortality rateReadmission measuresUS hospitalsMortality measuresCross-sectional studyMortality cohortReadmission cohortHospital outcomesSame hospitalMyocardial infarctionMedicare patientsMedicare feeService beneficiariesTeaching hospital membersHospitalSame quartileHospital membersPneumoniaCohortOutcomes for Mitral Valve Surgery Among Medicare Fee-for-Service Beneficiaries, 1999 to 2008
Dodson JA, Wang Y, Desai MM, Barreto-Filho JA, Sugeng L, Hashim SW, Krumholz HM. Outcomes for Mitral Valve Surgery Among Medicare Fee-for-Service Beneficiaries, 1999 to 2008. Circulation Cardiovascular Quality And Outcomes 2012, 5: 298-307. PMID: 22576847, PMCID: PMC3400109, DOI: 10.1161/circoutcomes.112.966077.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overChi-Square DistributionFee-for-Service PlansFemaleHealthcare DisparitiesHeart Valve DiseasesHeart Valve Prosthesis ImplantationHospital MortalityHospitalizationHumansLinear ModelsMaleMedicareMitral ValveOdds RatioPatient ReadmissionQuality ImprovementRisk AssessmentRisk FactorsTime FactorsTreatment OutcomeUnited StatesConceptsMitral valve surgeryValve surgeryMitral valve repairFFS patientsHospitalization ratesValve repairMedicare feeMedicare Standard Analytic FilesMedicare FFS patientsRisk-standardized ratesProportion of patientsStandard Analytic FilesVital Status filesNational surveillance dataMedicare administrative dataSubstantial morbidityMortality outcomesService patientsAnalytic FilesMortality riskMortality rateSurgeryPatientsDenominator fileReadmission
2011
An Administrative Claims Measure Suitable for Profiling Hospital Performance Based on 30-Day All-Cause Readmission Rates Among Patients With Acute Myocardial Infarction
Krumholz HM, Lin Z, Drye EE, Desai MM, Han LF, Rapp MT, Mattera JA, Normand SL. An Administrative Claims Measure Suitable for Profiling Hospital Performance Based on 30-Day All-Cause Readmission Rates Among Patients With Acute Myocardial Infarction. Circulation Cardiovascular Quality And Outcomes 2011, 4: 243-252. PMID: 21406673, PMCID: PMC3350811, DOI: 10.1161/circoutcomes.110.957498.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCohort StudiesFemaleHumansInsurance Claim ReviewLogistic ModelsMaleMedicareModels, StatisticalMyocardial InfarctionOutcome and Process Assessment, Health CareOutcome Assessment, Health CarePatient ReadmissionQuality of Health CareReproducibility of ResultsRisk FactorsTime FactorsUnited StatesDevelopment, validation, and results of a measure of 30‐day readmission following hospitalization for pneumonia
Lindenauer PK, Normand S, Drye EE, Lin Z, Goodrich K, Desai MM, Bratzler DW, O'Donnell WJ, Metersky ML, Krumholz HM. Development, validation, and results of a measure of 30‐day readmission following hospitalization for pneumonia. Journal Of Hospital Medicine 2011, 6: 142-150. PMID: 21387551, DOI: 10.1002/jhm.890.Peer-Reviewed Original ResearchMeSH KeywordsAgedCohort StudiesFemaleHospitalizationHumansMaleMedical RecordsMedicareMiddle AgedPatient ReadmissionPneumoniaRetrospective StudiesUnited StatesConceptsHospital readmission ratesReadmission ratesOdds of readmissionRetrospective cohort studyMedical record reviewPrincipal discharge diagnosisDays of treatmentElderly patientsHospital dischargeCohort studyRecord reviewDischarge diagnosisUnadjusted ratesOutpatient MedicareMedical recordsAdministrative claimsMedicare beneficiariesReadmissionPneumoniaRisk-standardized hospital readmission ratesHospital
2010
National Patterns of Risk-Standardized Mortality and Readmission for Acute Myocardial Infarction and Heart Failure
Bernheim SM, Grady JN, Lin Z, Wang Y, Wang Y, Savage SV, Bhat KR, Ross JS, Desai MM, Merrill AR, Han LF, Rapp MT, Drye EE, Normand SL, Krumholz HM. National Patterns of Risk-Standardized Mortality and Readmission for Acute Myocardial Infarction and Heart Failure. Circulation Cardiovascular Quality And Outcomes 2010, 3: 459-467. PMID: 20736442, PMCID: PMC3027304, DOI: 10.1161/circoutcomes.110.957613.Peer-Reviewed Original Research
2009
Statistical Models and Patient Predictors of Readmission for Acute Myocardial Infarction
Desai MM, Stauffer BD, Feringa HH, Schreiner GC. Statistical Models and Patient Predictors of Readmission for Acute Myocardial Infarction. Circulation Cardiovascular Quality And Outcomes 2009, 2: 500-507. PMID: 20031883, DOI: 10.1161/circoutcomes.108.832949.Peer-Reviewed Original ResearchMeSH KeywordsEvidence-Based MedicineHumansModels, StatisticalMyocardial InfarctionPatient ReadmissionPredictive Value of TestsConceptsAcute myocardial infarctionPatient characteristicsAMI readmissionsReadmission ratesMyocardial infarctionPatient riskOvid Evidence-Based Medicine ReviewsEvidence-Based Medicine ReviewsRelevant English-language studiesRisk-stratify patientsPatient risk stratificationInclusion/exclusion criteriaPublic reportingEnglish-language studiesMedicine ReviewsRisk stratificationPatient predictorsHospital ratesPreventable outcomesReadmissionEligible publicationsExclusion criteriaAMI hospitalizationSystematic reviewRelevant articles