2005
Impact of Managed Care on Cancer Trial Enrollment
Gross CP, Krumholz HM. Impact of Managed Care on Cancer Trial Enrollment. Journal Of Clinical Oncology 2005, 23: 3811-3818. PMID: 15923575, DOI: 10.1200/jco.2005.00.430.Peer-Reviewed Original ResearchConceptsTrial enrollment ratesCancer trial enrollmentTrial enrollmentCare penetrationCooperative group trialsLow enrollment ratesNational Cancer InstituteCounty characteristicsFourth quartileTrial participationLowest quartileProstate cancerCare competitionGroup trialsCancer InstituteStrong inverse correlationBivariate analysisCare activitiesMultivariate modelParticipant dataInverse correlationEnrollment ratesManaged CareZip codesQuartileThe Obesity Paradox: Body Mass Index and Outcomes in Patients With Heart Failure
Curtis JP, Selter JG, Wang Y, Rathore SS, Jovin IS, Jadbabaie F, Kosiborod M, Portnay EL, Sokol SI, Bader F, Krumholz HM. The Obesity Paradox: Body Mass Index and Outcomes in Patients With Heart Failure. JAMA Internal Medicine 2005, 165: 55-61. PMID: 15642875, DOI: 10.1001/archinte.165.1.55.Peer-Reviewed Original ResearchConceptsBody mass indexHeart failureDigitalis Investigation Group trialBaseline body mass indexStable heart failureStudy of patientsLean patientsObese patientsMass indexHealthy weightAdverse outcomesChronic diseasesGroup trialsGeneral populationStable outpatientsBetter outcomesPatientsOutcomesOverweightObesityOutpatientsDiseaseTrials
2004
Renal Function, Digoxin Therapy, and Heart Failure Outcomes: Evidence from the Digoxin Intervention Group Trial
SHLIPAK MG, SMITH GL, RATHORE SS, MASSIE BM, KRUMHOLZ HM. Renal Function, Digoxin Therapy, and Heart Failure Outcomes: Evidence from the Digoxin Intervention Group Trial. Journal Of The American Society Of Nephrology 2004, 15: 2195-2203. PMID: 15284305, DOI: 10.1097/01.asn.0000135121.81744.75.Peer-Reviewed Original ResearchConceptsGlomerular filtration rateHeart failure outcomesEffect of digoxinRenal functionHeart failureRenal dysfunctionGroup trialsMortality riskLow glomerular filtration rateLevel of GFRFailure outcomesSystolic heart failureHeart failure survivalLower mortality hazardDigoxin efficacyCause mortalityDigoxin therapyCommon complicationClinical outcomesFiltration rateGFR 60Failure survivalSimilar riskMortality hazardStable outpatientsCancer Trial Enrollment After State-Mandated Reimbursement
Gross CP, Murthy V, Li Y, Kaluzny AD, Krumholz HM. Cancer Trial Enrollment After State-Mandated Reimbursement. Journal Of The National Cancer Institute 2004, 96: 1063-1069. PMID: 15265967, DOI: 10.1093/jnci/djh193.Peer-Reviewed Original ResearchMeSH KeywordsBreast NeoplasmsClinical Trials, Phase II as TopicClinical Trials, Phase III as TopicColorectal NeoplasmsFemaleGovernment RegulationHumansIncidenceLogistic ModelsLongitudinal StudiesLung NeoplasmsMaleMulticenter Studies as TopicNational Institutes of Health (U.S.)NeoplasmsPatient SelectionPoisson DistributionProstatic NeoplasmsReimbursement MechanismsRetrospective StudiesState GovernmentUnited StatesConceptsCancer trial enrollmentTrial enrollment ratesTrial enrollmentMultivariable analysisTrial participationOdds ratioTrial participantsCoverage policiesCancer trial participantsCooperative group trialsClinical trial enrollmentEarly phase trialsRecruitment of patientsCancer trial participationMedical care costsPhase II trial participantsCancer patientsPhase trialsCancer research studiesGroup trialsCare costsPoisson regressionCancer typesReimbursement policiesPhase IIThe association of 6-minute walk performance and outcomes in stable outpatients with heart failure
Curtis J, Rathore S, Wang Y, Krumholz H. The association of 6-minute walk performance and outcomes in stable outpatients with heart failure. Journal Of Cardiac Failure 2004, 10: 9-14. DOI: 10.1016/j.cardfail.2003.08.010.Peer-Reviewed Original ResearchHeart failureWalk testStable outpatientsDigitalis Investigation Group trialRisk of deathCause mortalityIdentifies patientsMultivariable analysisPrognostic valuePrognostic informationGroup trialsWalk performancePatientsTest distanceMortalityDeathOutpatientsOutcomesFailureAssociationBackgroundWeTrialsMonthsThe association of 6-minute walk performance and outcomes in stable outpatients with heart failure.
Curtis JP, Rathore SS, Wang Y, Krumholz HM. The association of 6-minute walk performance and outcomes in stable outpatients with heart failure. Journal Of Cardiac Failure 2004, 10: 9-14. PMID: 14966769, DOI: 10.1016/s1071-9164(03)00705-x.Peer-Reviewed Original Research
2003
The association of left ventricular ejection fraction, mortality, and cause of death in stable outpatients with heart failure
Curtis JP, Sokol SI, Wang Y, Rathore SS, Ko DT, Jadbabaie F, Portnay EL, Marshalko SJ, Radford MJ, Krumholz HM. The association of left ventricular ejection fraction, mortality, and cause of death in stable outpatients with heart failure. Journal Of The American College Of Cardiology 2003, 42: 736-742. PMID: 12932612, DOI: 10.1016/s0735-1097(03)00789-7.Peer-Reviewed Original ResearchConceptsLeft ventricular ejection fractionVentricular ejection fractionHeart failureCause of deathLVEF groupHF patientsMultivariable adjustmentEjection fractionStable outpatientsAssociation of LVEFHigher left ventricular ejection fractionLow left ventricular ejection fractionDigitalis Investigation Group trialHigh LVEF groupStable HF patientsPrognostic importanceAbsolute riskPrognostic indicatorSinus rhythmGroup trialsMortality ratePatientsMortalityDeathOutpatients
2002
Sex-Based Differences in the Effect of Digoxin for the Treatment of Heart Failure
Rathore SS, Wang Y, Krumholz HM. Sex-Based Differences in the Effect of Digoxin for the Treatment of Heart Failure. New England Journal Of Medicine 2002, 347: 1403-1411. PMID: 12409542, DOI: 10.1056/nejmoa021266.Peer-Reviewed Original ResearchConceptsEffect of digoxinDepressed left ventricular systolic functionLeft ventricular systolic functionVentricular systolic functionSex-based differencesRate of deathDigoxin therapyHeart failureSystolic functionMultivariable Cox proportional hazards modelsDigitalis Investigation Group (DIG) studyDigitalis Investigation Group trialCox proportional hazards modelHeart failure variesPrimary end pointRisk of deathProportional hazards modelMantel-Haenszel testOverall mortalityTherapy differsEpidemiologic featuresMultivariable analysisClinical variablesSubgroup analysisGroup trials