2007
The Impact of Venous Thromboembolism on Risk of Death or Hemorrhage in Older Cancer Patients
Gross CP, Galusha DH, Krumholz HM. The Impact of Venous Thromboembolism on Risk of Death or Hemorrhage in Older Cancer Patients. Journal Of General Internal Medicine 2007, 22: 321-326. PMID: 17356962, PMCID: PMC1824718, DOI: 10.1007/s11606-006-0019-x.Peer-Reviewed Original ResearchConceptsRisk of deathOlder cancer patientsConcomitant venous thromboembolismVenous thromboembolismMajor hemorrhageCancer patientsCancer typesCancer diagnosisMedicare administrative claims dataPrevalence of VTEEnd Results cancer registryRetrospective cohort studyAdministrative claims dataCohort studyCancer RegistryInvasive cancerExcess riskMost cancer typesCancer stageClaims dataHemorrhagePatientsSociodemographic factorsPotential mediatorsDeath
2005
Enrolling Older Persons in Cancer Trials: The Effect of Sociodemographic, Protocol, and Recruitment Center Characteristics
Gross CP, Herrin J, Wong N, Krumholz HM. Enrolling Older Persons in Cancer Trials: The Effect of Sociodemographic, Protocol, and Recruitment Center Characteristics. Journal Of Clinical Oncology 2005, 23: 4755-4763. PMID: 16034051, DOI: 10.1200/jco.2005.14.365.Peer-Reviewed Original ResearchConceptsCancer trialsOlder personsRecruitment centerElderly enrollmentProportion of patientsEffect of patientProstate cancer trialsPatient-level variationFinal study sampleNational Cancer InstituteCross-sectional analysisEffects of sociodemographicsNonwhite patientsTrial participantsOutlier centersCancer InstitutePatientsEnrollment centerMultivariate analysisLikelihood of participantsCancer typesLogistic multilevel modelsTrialsCenter characteristicsStudy sampleEnrollment of Older Persons in Cancer Trials After the Medicare Reimbursement Policy Change
Gross CP, Wong N, Dubin JA, Mayne ST, Krumholz HM. Enrollment of Older Persons in Cancer Trials After the Medicare Reimbursement Policy Change. JAMA Internal Medicine 2005, 165: 1514-1520. PMID: 16009867, DOI: 10.1001/archinte.165.13.1514.Peer-Reviewed Original ResearchConceptsOlder patientsCancer trialsReimbursement policy changesOlder personsPatients' sociodemographic characteristicsTrial exclusion criteriaMultivariate logistic regressionProstate cancer trialsProportion of participantsNational Cancer InstituteRoutine care costsSignificant changesClinical trialsPrimary study sampleExclusion criteriaTrial participantsCancer InstitutePatientsPrimary analysisCare costsMultivariate analysisSecondary analysisSociodemographic characteristicsLogistic regressionCancer types
2004
Cancer 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 II