2021
Characteristics, interventions and outcomes of patients with valvular heart disease hospitalised in China: a cross-sectional study
Huang X, Dhruva SS, Yuan X, Bai X, Lu Y, Yan X, Liu J, Li W, Hu D, Ji R, Gao M, Miao F, Li J, Ge J, Krumholz HM, Li J. Characteristics, interventions and outcomes of patients with valvular heart disease hospitalised in China: a cross-sectional study. BMJ Open 2021, 11: e052946. PMID: 34732492, PMCID: PMC8572400, DOI: 10.1136/bmjopen-2021-052946.Peer-Reviewed Original ResearchConceptsSevere valvular heart diseaseValvular heart diseaseHigh operative riskRheumatic originValve interventionHospital outcomesOperative riskCommon etiologyPrimary diagnosisHeart diseaseSeverity of VHDTypes of VHDCommon valvular heart diseaseMultivariable logistic regression analysisDegenerative valvular heart diseaseOutcomes of patientsCross-sectional studyLogistic regression analysisTwo-stage random sampling designClinical characteristicsFrequent etiologyPredominant etiologyTricuspid regurgitationAdult patientsPatient characteristics
2009
Patterns of Hospital Performance in Acute Myocardial Infarction and Heart Failure 30-Day Mortality and Readmission
Krumholz HM, Merrill AR, Schone EM, Schreiner GC, Chen J, Bradley EH, Wang Y, Wang Y, Lin Z, Straube BM, Rapp MT, Normand SL, Drye EE. Patterns of Hospital Performance in Acute Myocardial Infarction and Heart Failure 30-Day Mortality and Readmission. Circulation Cardiovascular Quality And Outcomes 2009, 2: 407-413. PMID: 20031870, DOI: 10.1161/circoutcomes.109.883256.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionHeart failureReadmission ratesMyocardial infarctionMortality rateRisk-standardized mortality ratesAge 65 yearsRisk-standardized mortalityHospital referral regionsHospital structural characteristicsType of hospitalHospital performancePrimary diagnosisHospital characteristicsReferral regionsMedicare feeMortalityMedicaid ServicesInfarctionHospitalGeographic differencesReadmissionFailureDiagnosis
2006
Relation Between Medicare Screening Reimbursement and Stage at Diagnosis for Older Patients With Colon Cancer
Gross CP, Andersen MS, Krumholz HM, McAvay GJ, Proctor D, Tinetti ME. Relation Between Medicare Screening Reimbursement and Stage at Diagnosis for Older Patients With Colon Cancer. JAMA 2006, 296: 2815-2822. PMID: 17179458, DOI: 10.1001/jama.296.23.2815.Peer-Reviewed Original ResearchConceptsProximal colon lesionsColon lesionsMedicare beneficiariesColon cancerColonoscopy useEnd Results-MedicareProportion of patientsUse of colonoscopyEnd Results (SEER) areasMultivariate logistic regressionReimbursement policiesColon cancer screeningColon cancer riskMultivariate Poisson regressionYears of ageReimbursement policy changesSigmoidoscopy useEligible patientsOlder patientsColorectal cancerCancer screeningPrimary diagnosisScreening modalityColon cancer diagnosisCancer risk
2003
Metformin and Thiazolidinedione Use in Medicare Patients With Heart Failure
Masoudi FA, Wang Y, Inzucchi SE, Setaro JF, Havranek EP, Foody JM, Krumholz HM. Metformin and Thiazolidinedione Use in Medicare Patients With Heart Failure. JAMA 2003, 290: 81-85. PMID: 12837715, DOI: 10.1001/jama.290.1.81.Peer-Reviewed Original ResearchConceptsHeart failureDiabetic patientsConcomitant diabetesThiazolidinedione useMedicare beneficiariesRetrospective medical record abstractionUse of metforminAdvanced heart failureProportion of patientsHeart failure therapyMedical record abstractionAcute care hospitalsMetformin useFailure therapyHospital dischargeCare hospitalRecord abstractionOptimal carePrimary diagnosisAntihyperglycemic drugsMedicare patientsDrug treatmentPatterns of usePatientsPackage inserts