2021
Access to COVID-19 Vaccines in High-, Middle-, and Low-Income Countries Hosting Clinical Trials
Ramachandran R, Ross JS, Miller JE. Access to COVID-19 Vaccines in High-, Middle-, and Low-Income Countries Hosting Clinical Trials. JAMA Network Open 2021, 4: e2134233. PMID: 34792596, PMCID: PMC8603077, DOI: 10.1001/jamanetworkopen.2021.34233.Peer-Reviewed Original ResearchMeSH KeywordsClinical Trials as TopicCOVID-19COVID-19 VaccinesCross-Sectional StudiesDeveloped CountriesDeveloping CountriesHealth Services AccessibilityHumansIncomePovertyThe Association Between History of Depression and Access to Care Among Medicare Beneficiaries During the COVID-19 Pandemic
Balasuriya L, Quinton JK, Canavan ME, Holland ML, Edelman EJ, Druss BG, Ross JS. The Association Between History of Depression and Access to Care Among Medicare Beneficiaries During the COVID-19 Pandemic. Journal Of General Internal Medicine 2021, 36: 3778-3785. PMID: 34405350, PMCID: PMC8370448, DOI: 10.1007/s11606-021-06990-4.Peer-Reviewed Original ResearchMeSH KeywordsAgedCOVID-19Cross-Sectional StudiesDepressionHealth Services AccessibilityHumansMedicarePandemicsSARS-CoV-2United StatesConceptsSelf-reported historyHistory of depressionMental health outcomesMedicare beneficiariesHealth outcomesCOVID-19Adverse health outcomesPARTICIPANTSCross-sectional studyMental health effectsUnmet social needsClinical characteristicsHigh riskKey ResultsParticipantsPublic Use FileMedical careGreater riskMental healthHealth effectsCareDepressionUse FileCOVID-19 pandemicOutcomesGreater inabilityMedicare
2020
Availability of Telemedicine Services Across Hospitals in the United States in 2018: A Cross-sectional Study
Jain S, Khera R, Lin Z, Ross JS, Krumholz HM. Availability of Telemedicine Services Across Hospitals in the United States in 2018: A Cross-sectional Study. Annals Of Internal Medicine 2020, 173: m20-1201. PMID: 32353106, PMCID: PMC7212823, DOI: 10.7326/m20-1201.Peer-Reviewed Original ResearchMeSH KeywordsCross-Sectional StudiesHealth Services AccessibilityHospitalsHumansTelemedicineUnited States
2019
Association Between Insurance Status and Access to Hospital Care in Emergency Department Disposition
Venkatesh AK, Chou SC, Li SX, Choi J, Ross JS, D’Onofrio G, Krumholz HM, Dharmarajan K. Association Between Insurance Status and Access to Hospital Care in Emergency Department Disposition. JAMA Internal Medicine 2019, 179: 686-693. PMID: 30933243, PMCID: PMC6503571, DOI: 10.1001/jamainternmed.2019.0037.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAsthmaCritical CareCross-Sectional StudiesDatabases, FactualEmergency Service, HospitalFemaleHealth Services AccessibilityHospitalizationHumansInsurance CoverageInsurance, HealthLung DiseasesMaleMedicaidMedically UninsuredMiddle AgedPatient DischargePatient TransferPneumoniaPulmonary Disease, Chronic ObstructiveUnited StatesConceptsNational Emergency Department SampleEmergency Department SampleCommon medical conditionsUninsured patientsCritical care capabilitiesED dischargeED visitsED transfersPulmonary diseaseCare capabilitiesInsurance statusHigher oddsMedicaid beneficiariesMedical conditionsChronic obstructive pulmonary diseaseAcute pulmonary diseaseEmergency department transfersAdult ED visitsHospital admission ratesObstructive pulmonary diseaseEmergency department dispositionPatient insurance statusPatient case mixHospital ownership statusIntensive care capabilitiesKept in the dark: Scotland rejects “sunshine” legislation
Ross JS. Kept in the dark: Scotland rejects “sunshine” legislation. The BMJ 2019, 364: l1379. PMID: 30926587, DOI: 10.1136/bmj.l1379.Commentaries, Editorials and Letters
2018
Alirocumab’s Price Reduction
Dhruva SS, Ross JS, Desai NR. Alirocumab’s Price Reduction. Circulation 2018, 138: 1502-1504. PMID: 30354510, DOI: 10.1161/circulationaha.118.036069.Commentaries, Editorials and LettersNetwork Optimization And The Continuity Of Physicians In Medicaid Managed Care
Ndumele CD, Staiger B, Ross JS, Schlesinger MJ. Network Optimization And The Continuity Of Physicians In Medicaid Managed Care. Health Affairs 2018, 37: 929-935. PMID: 29863934, DOI: 10.1377/hlthaff.2017.1410.Peer-Reviewed Original ResearchMeSH KeywordsChronic DiseaseContinuity of Patient CareCost ControlDatabases, FactualDelivery of Health CareFemaleHealth ExpendituresHealth Maintenance OrganizationsHealth Services AccessibilityHumansMaleManaged Care ProgramsMedicaidPhysiciansPractice Patterns, Physicians'Retrospective StudiesUnited StatesAvailability of Investigational Medicines Through the US Food and Drug Administration’s Expanded Access and Compassionate Use Programs
Puthumana J, Miller JE, Kim J, Ross JS. Availability of Investigational Medicines Through the US Food and Drug Administration’s Expanded Access and Compassionate Use Programs. JAMA Network Open 2018, 1: e180283-e180283. PMID: 30646072, PMCID: PMC6324420, DOI: 10.1001/jamanetworkopen.2018.0283.Peer-Reviewed Original ResearchConceptsCompassionate use programInvestigational medicinesFDA approvalNew drug application submissionAccess programExpanded AccessUS FoodAvailable FDA documentsLife-threatening conditionCross-sectional studyEvidence of safetyProtection of patientsUse programClinical trialsMAIN OUTCOMEDrug AdministrationInfectious diseasesDrug accessClinical development periodsFDA documentsApplication submissionPatientsDiseaseApprovalMonths
2016
Population Of US Practicing Psychiatrists Declined, 2003–13, Which May Help Explain Poor Access To Mental Health Care
Bishop TF, Seirup JK, Pincus HA, Ross JS. Population Of US Practicing Psychiatrists Declined, 2003–13, Which May Help Explain Poor Access To Mental Health Care. Health Affairs 2016, 35: 1271-1277. PMID: 27385244, DOI: 10.1377/hlthaff.2015.1643.Peer-Reviewed Original ResearchConceptsPrimary care physiciansMental health careCare physiciansMental illnessSupply of psychiatristsHealth carePoor accessSevere mental illnessHospital referral regionsMental health servicesTeam-based carePrimary careMedian numberReferral regionsNonphysician providersUS populationHealth servicesMental healthStudy periodCarePsychiatristsPatientsNeurologistsIllnessPhysicians
2013
Regional Density of Cardiologists and Rates of Mortality for Acute Myocardial Infarction and Heart Failure
Kulkarni VT, Ross JS, Wang Y, Nallamothu BK, Spertus JA, Normand SL, Masoudi FA, Krumholz HM. Regional Density of Cardiologists and Rates of Mortality for Acute Myocardial Infarction and Heart Failure. Circulation Cardiovascular Quality And Outcomes 2013, 6: 352-359. PMID: 23680965, PMCID: PMC5323047, DOI: 10.1161/circoutcomes.113.000214.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overCardiologyCohort StudiesFemaleHealth Services AccessibilityHealth Services Needs and DemandHealthcare DisparitiesHeart FailureHospitalizationHumansLinear ModelsLogistic ModelsMaleMedicareMyocardial InfarctionOdds RatioPhysiciansPneumoniaPrognosisResidence CharacteristicsRisk AssessmentRisk FactorsTime FactorsUnited StatesWorkforceConceptsAcute myocardial infarctionHeart failureHospital referral regionsMortality riskLowest quintileMyocardial infarctionReferral regionsMedicare administrative claims dataCharacteristics of patientsRisk of deathAdministrative claims dataHierarchical logistic regression modelsLogistic regression modelsRate of mortalityRegional densityHighest quintileNumber of cardiologistsWorse outcomesClaims dataPatientsPneumoniaCardiologistsHospitalizationAdmissionQuintile
2012
Based On Key Measures, Care Quality For Medicare Enrollees At Safety-Net And Non-Safety-Net Hospitals Was Almost Equal
Ross JS, Bernheim SM, Lin Z, Drye EE, Chen J, Normand SL, Krumholz HM. Based On Key Measures, Care Quality For Medicare Enrollees At Safety-Net And Non-Safety-Net Hospitals Was Almost Equal. Health Affairs 2012, 31: 1739-1748. PMID: 22869652, PMCID: PMC3527010, DOI: 10.1377/hlthaff.2011.1028.Peer-Reviewed Original ResearchConceptsSafety-net hospitalNet hospitalReadmission ratesUrban hospitalHeart failure mortalityRisk-standardized ratesAcute myocardial infarctionIndicators of careService Medicare beneficiariesHeart failureClinical outcomesMyocardial infarctionWorse outcomesMedicare beneficiariesHospitalMedicare enrolleesHospital qualityCare qualityVulnerable populationsGreater financial strainOutcomesMortalityFinancial strainCareMore affluent populations
2011
US Cardiologist Workforce From 1995 To 2007: Modest Growth, Lasting Geographic Maldistribution Especially In Rural Areas
Aneja S, Ross JS, Wang Y, Matsumoto M, Rodgers GP, Bernheim SM, Rathore SS, Krumholz HM. US Cardiologist Workforce From 1995 To 2007: Modest Growth, Lasting Geographic Maldistribution Especially In Rural Areas. Health Affairs 2011, 30: 2301-2309. PMID: 22147857, PMCID: PMC3332098, DOI: 10.1377/hlthaff.2011.0255.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiologyHealth Services AccessibilityHumansPhysiciansPrimary Health CareProfessional Practice LocationRegression AnalysisRural Health ServicesUnited StatesWorkforceConceptsPrimary care physiciansCare physiciansGeographic maldistributionChronic cardiovascular diseaseHospital referral regionsUse of telemedicineCardiology workforceNumber of cardiologistsTotal physician workforceCardiovascular diseaseCardiovascular careReferral regionsElderly populationUS populationTotal physiciansCardiologistsPhysiciansAge sixtyPhysician workforceDisadvantaged areasPercentRural areasPopulationDiseaseVariety of strategiesAdvanced Access Scheduling Outcomes: A Systematic Review
Rose KD, Ross JS, Horwitz LI. Advanced Access Scheduling Outcomes: A Systematic Review. JAMA Internal Medicine 2011, 171: 1150-1159. PMID: 21518935, PMCID: PMC3154021, DOI: 10.1001/archinternmed.2011.168.Peer-Reviewed Original Research
2008
Hospital Remoteness And Thirty-Day Mortality From Three Serious Conditions
Ross JS, Normand SL, Wang Y, Nallamothu BK, Lichtman JH, Krumholz HM. Hospital Remoteness And Thirty-Day Mortality From Three Serious Conditions. Health Affairs 2008, 27: 1707-1717. PMID: 18997230, DOI: 10.1377/hlthaff.27.6.1707.Peer-Reviewed Original ResearchMeSH KeywordsAgedFee-for-Service PlansGeographyHealth Facility SizeHealth Services AccessibilityHospital MortalityHospitals, RuralHumansQuality of Health CareSeverity of Illness IndexUnited StatesConceptsRisk-standardized mortality ratesThirty-day mortalityAcute myocardial infarctionHigh-quality health careMedicare administrative dataGeographic remotenessHeart failureMyocardial infarctionSerious conditionMillions of AmericansRural U.S. communitiesMortality differencesMortality rateRural hospitalsSmaller mortality differencesHealth careAdministrative dataHospitalU.S. communitiesCareHospitalizationInfarctionPneumoniaMortalityDual Use of Veterans Affairs Services and Use of Recommended Ambulatory Care
Ross JS, Keyhani S, Keenan PS, Bernheim SM, Penrod JD, Boockvar KS, Krumholz HM, Siu AL. Dual Use of Veterans Affairs Services and Use of Recommended Ambulatory Care. Medical Care 2008, 46: 309-316. PMID: 18388846, DOI: 10.1097/mlr.0b013e31815b9db3.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAmbulatory CareBehavioral Risk Factor Surveillance SystemCross-Sectional StudiesFemaleHealth Services AccessibilityHumansMaleMiddle AgedPrimary Health CareQuality Indicators, Health CareQuality of Health CareSocioeconomic FactorsUnited StatesUnited States Department of Veterans AffairsConceptsVA usersPatient characteristicsCancer screeningDual usersVeterans Affairs Medical SystemBehavior Risk Factor Surveillance SystemRisk Factor Surveillance SystemCardiovascular risk reductionMultivariable logistic regressionProstate cancer screeningAmbulatory care servicesVeterans Affairs servicesCommunity-dwelling adultsBreast cancer screeningLow useCross-sectional analysisInfectious disease preventionHealth care systemInfluenza vaccinationCare patientsSelf-reported useUnadjusted analysesCancer preventionOutcome measuresAmbulatory care
2007
Use of preventive care by elderly male veterans receiving care through the Veterans Health Administration, Medicare fee-for-service, and Medicare HMO plans.
Keyhani S, Ross JS, Hebert P, Dellenbaugh C, Penrod JD, Siu AL. Use of preventive care by elderly male veterans receiving care through the Veterans Health Administration, Medicare fee-for-service, and Medicare HMO plans. American Journal Of Public Health 2007, 97: 2179-85. PMID: 17971544, PMCID: PMC2089117, DOI: 10.2105/ajph.2007.114934.Peer-Reviewed Original ResearchMeSH KeywordsAgedCross-Sectional StudiesFee-for-Service PlansHealth Maintenance OrganizationsHealth Services AccessibilityHealth StatusHumansLogistic ModelsMaleMedicareMultivariate AnalysisOutcome Assessment, Health CarePreventive Health ServicesSocial ClassUnited StatesUnited States Department of Veterans AffairsVeteransConceptsVeterans Health AdministrationMedicare health maintenance organizationsHealth maintenance organizationSerum cholesterol screeningPreventive careMedicare FFSInfluenza vaccinationPneumococcal vaccinationCholesterol screeningMedicare feeHealth AdministrationSerum prostate-specific antigen (PSA) measurementProstate specific antigen measurementsVeterans 65 yearsProstate cancer screeningMedicare Current Beneficiary SurveyElderly male veteransCross-sectional analysisSelf-reported useCancer screeningAntigen measurementMale veteransVaccinationBeneficiary SurveyMaintenance organizationIs P4P Really FFS?
Wodchis WP, Ross JS, Detsky AS. Is P4P Really FFS? JAMA 2007, 298: 1797-1799. PMID: 17940237, DOI: 10.1001/jama.298.15.1797.Commentaries, Editorials and LettersCardiac Certificate of Need regulations and the availability and use of revascularization services
Ho V, Ross JS, Nallamothu BK, Krumholz HM. Cardiac Certificate of Need regulations and the availability and use of revascularization services. American Heart Journal 2007, 154: 767-775. PMID: 17893007, PMCID: PMC2084214, DOI: 10.1016/j.ahj.2007.06.031.Peer-Reviewed Original ResearchQuality Of Care For Acute Myocardial Infarction At Urban Safety-Net Hospitals
Ross JS, Cha SS, Epstein AJ, Wang Y, Bradley EH, Herrin J, Lichtman JH, Normand SL, Masoudi FA, Krumholz HM. Quality Of Care For Acute Myocardial Infarction At Urban Safety-Net Hospitals. Health Affairs 2007, 26: 238-248. PMID: 17211034, DOI: 10.1377/hlthaff.26.1.238.Peer-Reviewed Original ResearchAcute DiseaseAgedAged, 80 and overFemaleHealth Care SurveysHealth Services AccessibilityHospital MortalityHospitals, UrbanHumansMaleMedicareMyocardial InfarctionPatient AdmissionPatient TransferProspective Payment SystemQuality of Health CareReimbursement, Disproportionate ShareRetrospective StudiesRisk AssessmentUnited StatesVulnerable Populations
2006
Use of preventive care by the working poor in the United States
Ross JS, Bernheim SM, Bradley EH, Teng HM, Gallo WT. Use of preventive care by the working poor in the United States. Preventive Medicine 2006, 44: 254-259. PMID: 17196642, PMCID: PMC1810564, DOI: 10.1016/j.ypmed.2006.11.006.Peer-Reviewed Original ResearchMeSH KeywordsCost of IllnessCross-Sectional StudiesEmploymentFemaleHealth PromotionHealth Services AccessibilityHealth Services Needs and DemandHumansMaleMass ScreeningMiddle AgedPatient Acceptance of Health CarePovertyPreventive Health ServicesRisk AssessmentSocioeconomic FactorsUnited StatesVulnerable PopulationsConceptsPreventive care usePreventive careInfluenza vaccinationCholesterol screeningCancer screeningCare useOlder community-dwelling adultsSerum cholesterol screeningCervical cancer screeningProstate cancer screeningCommunity-dwelling adultsOlder working adultsFederal poverty levelCross-sectional analysisSelf-reported useSocio-demographic characteristicsUnadjusted analysesProstate cancerBreast cancerInsurance coverageCareAdultsVaccinationWorking adultsCancer