2015
Regional-Level Correlations in Inappropriate Imaging Rates for Prostate and Breast Cancers: Potential Implications for the Choosing Wisely Campaign
Makarov DV, Soulos PR, Gold HT, Yu JB, Sen S, Ross JS, Gross CP. Regional-Level Correlations in Inappropriate Imaging Rates for Prostate and Breast Cancers: Potential Implications for the Choosing Wisely Campaign. JAMA Oncology 2015, 1: 185-194. PMID: 26181021, PMCID: PMC4707944, DOI: 10.1001/jamaoncol.2015.37.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overBreast NeoplasmsCatchment Area, HealthChi-Square DistributionDiagnostic ImagingFemaleGuideline AdherenceHumansLogistic ModelsMaleMedicareMultivariate AnalysisPractice Guidelines as TopicPractice Patterns, Physicians'Predictive Value of TestsProstatic NeoplasmsResidence CharacteristicsRetrospective StudiesRisk FactorsSEER ProgramUnited StatesUnnecessary ProceduresConceptsLow-risk prostate cancerProstate cancerBreast cancerProstate cancer imagingFourth quartileLow-risk breast cancerBreast cancer imagingLow-risk prostateEnd Results-MedicareRetrospective cohort studyMultivariable logistic regressionChoosing Wisely campaignPatient-level analysisAppropriateness of careHospital referral regionsCancer imagingQuality of careInappropriate imagingCohort studyWisely campaignHealth care spendingLowest quartileOdds ratioPatient levelHRR level
2014
Predictors of clinical trial data sharing: exploratory analysis of a cross-sectional survey
Rathi VK, Strait KM, Gross CP, Hrynaszkiewicz I, Joffe S, Krumholz HM, Dzara K, Ross JS. Predictors of clinical trial data sharing: exploratory analysis of a cross-sectional survey. Trials 2014, 15: 384. PMID: 25277128, PMCID: PMC4192345, DOI: 10.1186/1745-6215-15-384.Peer-Reviewed Original ResearchMeSH KeywordsAccess to InformationAgedAttitude of Health PersonnelChi-Square DistributionClinical Trials as TopicCooperative BehaviorCross-Sectional StudiesDatabases, FactualFemaleHealth Knowledge, Attitudes, PracticeHumansInformation DisseminationInternetMaleMiddle AgedPerceptionRegistriesResearch PersonnelSurveys and QuestionnairesConceptsTrial funding sourceExact testMain outcome measuresFisher's exact testCross-sectional surveyChi-square testClinical trialsTrial characteristicsOutcome measuresGeneral medical journalsClinical trialistsWeb-based surveyTrialistsExploratory analysisBackgroundA numberStatistical significanceSignificant differencesExternal investigatorsClinical trial data sharingTrialsMedical journalsPharmaceutical companiesFunding sourcesIndustry fundingPotential respondents
2011
Do Imaging Studies Performed in Physician Offices Increase Downstream Utilization? An Empiric Analysis of Cardiac Stress Testing With Imaging
Chen J, Fazel R, Ross JS, McNamara RL, Einstein AJ, Al-Mallah M, Krumholz HM, Nallamothu BK. Do Imaging Studies Performed in Physician Offices Increase Downstream Utilization? An Empiric Analysis of Cardiac Stress Testing With Imaging. JACC Cardiovascular Imaging 2011, 4: 630-637. PMID: 21679898, PMCID: PMC3319749, DOI: 10.1016/j.jcmg.2011.04.003.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAged, 80 and overCardiac CatheterizationChi-Square DistributionEchocardiography, StressEmpirical ResearchFemaleHealthcare DisparitiesHumansInsurance, HealthLogistic ModelsMaleMiddle AgedMyocardial Perfusion ImagingMyocardial RevascularizationOffice VisitsOutpatient Clinics, HospitalPractice Patterns, Physicians'Predictive Value of TestsResidence CharacteristicsTime FactorsUnited StatesYoung AdultConceptsMyocardial perfusion imagingSubsequent myocardial perfusion imagingProportion of patientsStress echocardiographyCardiac catheterizationHospital outpatient settingPhysician's officeOutpatient settingStress testingSubsequent cardiac testingCardiac stress testingDownstream resource utilizationHospital outpatient facilitiesCardiac testingPrivate health insuranceDownstream testingOffice imagingPerfusion imagingCatheterizationImaging studiesOutpatient imagingPatientsHealth insuranceLower ratesHigh rate
2009
Determinants of Cardiac Catheterization Use in Older Medicare Patients With Acute Myocardial Infarction
Ko DT, Ross JS, Wang Y, Krumholz HM. Determinants of Cardiac Catheterization Use in Older Medicare Patients With Acute Myocardial Infarction. Circulation Cardiovascular Quality And Outcomes 2009, 3: 54-62. PMID: 20123672, PMCID: PMC3024143, DOI: 10.1161/circoutcomes.109.858456.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAged, 80 and overCardiac CatheterizationChi-Square DistributionComorbidityFemaleHemorrhageHospitalizationHumansLikelihood FunctionsLogistic ModelsMaleMedicareMyocardial InfarctionPatient SelectionPractice Patterns, Physicians'Risk AssessmentRisk FactorsSeverity of Illness IndexSex FactorsTime FactorsTreatment OutcomeUnited StatesConceptsAcute myocardial infarctionCardiac catheterization useCardiac catheterizationInappropriate indicationsAMI patientsAppropriate indicationsMyocardial infarctionRisk scoreCardiology/American Heart Association class IBaseline cardiovascular riskOlder Medicare patientsHigh-risk patientsDemographic factorsMore comorbiditiesCardiovascular riskOlder patientsMale sexProcedure indicationFemale sexMedicare patientsAmerican CollegeAMI admissionsMedicare feePatientsCatheterizationAppropriateness of Collaborations between Industry and the Medical Profession: Physicians' Perceptions
Ross JS, Keyhani S, Korenstein D. Appropriateness of Collaborations between Industry and the Medical Profession: Physicians' Perceptions. The American Journal Of Medicine 2009, 122: 955-960. PMID: 19786162, PMCID: PMC3020980, DOI: 10.1016/j.amjmed.2009.04.013.Peer-Reviewed Original ResearchMeSH KeywordsAcademic Medical CentersAttitude of Health PersonnelChi-Square DistributionConflict of InterestCross-Sectional StudiesDelivery of Health CareDrug IndustryEquipment and SuppliesFemaleHospitals, UniversityHumansInternal MedicineInterprofessional RelationsMaleNew York CityPhysician's RolePrivate SectorProbabilitySurveys and Questionnaires