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 capabilities
2015
Differences in Colonoscopy Quality Among Facilities: Development of a Post-Colonoscopy Risk-Standardized Rate of Unplanned Hospital Visits
Ranasinghe I, Parzynski CS, Searfoss R, Montague J, Lin Z, Allen J, Vender R, Bhat K, Ross JS, Bernheim S, Krumholz HM, Drye EE. Differences in Colonoscopy Quality Among Facilities: Development of a Post-Colonoscopy Risk-Standardized Rate of Unplanned Hospital Visits. Gastroenterology 2015, 150: 103-113. PMID: 26404952, DOI: 10.1053/j.gastro.2015.09.009.Peer-Reviewed Original ResearchConceptsUnplanned hospital visitsDay of colonoscopyHospital visitsOutpatient facilitiesColonoscopy qualityHealthcare costsRisk-standardized ratesHospital outpatient departmentsUtilization Project dataAmbulatory surgery centersLogistic regression modelsHierarchical logistic regressionQuality improvement effortsPrior arrhythmiaAbdominal painElectrolyte imbalanceOutpatient departmentSurgery centersCommon causeHospital careOutcome measuresPsychiatric disordersColonoscopyUtilization ProjectPatient choice
2014
Transfer Rates From Nonprocedure Hospitals After Initial Admission and Outcomes Among Elderly Patients With Acute Myocardial Infarction
Barreto-Filho JA, Wang Y, Rathore SS, Spatz ES, Ross JS, Curtis JP, Nallamothu BK, Normand SL, Krumholz HM. Transfer Rates From Nonprocedure Hospitals After Initial Admission and Outcomes Among Elderly Patients With Acute Myocardial Infarction. JAMA Internal Medicine 2014, 174: 213-222. PMID: 24296747, DOI: 10.1001/jamainternmed.2013.11944.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionCoronary artery bypass graft surgeryArtery bypass graft surgeryRisk-standardized mortality ratesBypass graft surgeryPercutaneous coronary interventionLength of stayMyocardial infarctionElderly patientsGraft surgeryRevascularization ratesCoronary interventionMortality rateLower risk-standardized mortality ratesRate of catheterizationHospital transfer ratesInvasive cardiac proceduresTransfer of patientsRisk-standardized mortalityHospital outcomesInitial admissionMedian lengthService patientsCardiac proceduresHospital differences
2012
Comparison of hospital risk-standardized mortality rates calculated by using in-hospital and 30-day models: an observational study with implications for hospital profiling.
Drye EE, Normand SL, Wang Y, Ross JS, Schreiner GC, Han L, Rapp M, Krumholz HM. Comparison of hospital risk-standardized mortality rates calculated by using in-hospital and 30-day models: an observational study with implications for hospital profiling. Annals Of Internal Medicine 2012, 156: 19-26. PMID: 22213491, PMCID: PMC3319769, DOI: 10.7326/0003-4819-156-1-201201030-00004.Peer-Reviewed Original ResearchConceptsRisk-standardized mortality ratesAcute myocardial infarctionHospital risk-standardized mortality ratesHospital mortality measuresHeart failureMortality rateObservational studyNonfederal acute care hospitalsMortality measuresAcute care hospitalsMean LOSPrimary outcomeStandardized followCare hospitalBlood InstituteService patientsMyocardial infarctionNational HeartPatient LOSMedicare feePneumoniaHospitalAdmissionHospital qualityHospital profiling
2011
Association of Door-In to Door-Out Time With Reperfusion Delays and Outcomes Among Patients Transferred for Primary Percutaneous Coronary Intervention
Wang TY, Nallamothu BK, Krumholz HM, Li S, Roe MT, Jollis JG, Jacobs AK, Holmes DR, Peterson ED, Ting HH. Association of Door-In to Door-Out Time With Reperfusion Delays and Outcomes Among Patients Transferred for Primary Percutaneous Coronary Intervention. JAMA 2011, 305: 2540-2547. PMID: 21693742, DOI: 10.1001/jama.2011.862.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryCohort StudiesFemaleHospital MortalityHumansMaleMiddle AgedMyocardial InfarctionMyocardial ReperfusionOdds RatioPatient AdmissionPatient DischargePatient TransferQuality Indicators, Health CareReferral and ConsultationRetrospective StudiesTime FactorsTreatment OutcomeUnited StatesConceptsPrimary percutaneous coronary interventionST-elevation myocardial infarctionPrimary PCIPercutaneous coronary interventionDIDO timeHospital mortalityDTB timeCoronary interventionReperfusion delayFirst hospital presentationMedian DIDO timeOff-hour presentationSTEMI referral hospitalsClinical performance measuresHospital presentationAbsolute contraindicationBalloon timeRetrospective cohortReferral hospitalInterhospital transferACTION RegistryFemale sexMyocardial infarctionFirst HospitalPatient outcomes
2008
Consequences of Inadequate Sign-out for Patient Care
Horwitz LI, Moin T, Krumholz HM, Wang L, Bradley EH. Consequences of Inadequate Sign-out for Patient Care. JAMA Internal Medicine 2008, 168: 1755-1760. PMID: 18779462, DOI: 10.1001/archinte.168.16.1755.Peer-Reviewed Original ResearchConceptsHealth care providersClinical conditionsCare providersIntensive care unit transferPatient's clinical conditionCare of patientsHouse staff teamsAdverse eventsImportant adverse consequencesCase reportClinical informationAnticipatory guidancePatientsPatient careUnit transferIterative coding processHouse staffAdverse consequencesSignsCareDaysSessionsProvidersDiagnosisRecipientsTime-to-Reperfusion in Patients Undergoing Interhospital Transfer for Primary Percutaneous Coronary Intervention in the U.S An Analysis of 2005 and 2006 Data From the National Cardiovascular Data Registry
Chakrabarti A, Krumholz HM, Wang Y, Rumsfeld JS, Nallamothu BK, Registry C. Time-to-Reperfusion in Patients Undergoing Interhospital Transfer for Primary Percutaneous Coronary Intervention in the U.S An Analysis of 2005 and 2006 Data From the National Cardiovascular Data Registry. Journal Of The American College Of Cardiology 2008, 51: 2442-2443. PMID: 18565404, PMCID: PMC3733497, DOI: 10.1016/j.jacc.2008.02.071.Peer-Reviewed Original Research
2007
Quality 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
Transfers of Patient Care Between House Staff on Internal Medicine Wards: A National Survey
Horwitz LI, Krumholz HM, Green ML, Huot SJ. Transfers of Patient Care Between House Staff on Internal Medicine Wards: A National Survey. JAMA Internal Medicine 2006, 166: 1173-1177. PMID: 16772243, DOI: 10.1001/archinte.166.11.1173.Peer-Reviewed Original ResearchMeSH KeywordsData CollectionHospital DepartmentsInternal MedicineInternship and ResidencyPatient TransferUnited StatesConceptsTransfer of careInternal medicine residency programsMedicine residency programsPatient careWork-hour regulationsResidency programsResident work hour regulationsInternal medicine wardsMain outcome measuresUS internal medicine residency programsClinical outcomesMedicine wardsPrimary teamOutcome measuresHypothetical patientsSelf-administered surveyResident physiciansCare systemCarePatient informationHouse staffHospitalizationPatientsNational surveyComprehensive transfer
2005
Regionalization of Care for Acute Coronary Syndromes: More Evidence Is Needed
Rathore SS, Epstein AJ, Volpp KG, Krumholz HM. Regionalization of Care for Acute Coronary Syndromes: More Evidence Is Needed. JAMA 2005, 293: 1383-1387. PMID: 15769973, PMCID: PMC2790270, DOI: 10.1001/jama.293.11.1383.Peer-Reviewed Original ResearchTimes to Treatment in Transfer Patients Undergoing Primary Percutaneous Coronary Intervention in the United States
Nallamothu BK, Bates ER, Herrin J, Wang Y, Bradley EH, Krumholz HM. Times to Treatment in Transfer Patients Undergoing Primary Percutaneous Coronary Intervention in the United States. Circulation 2005, 111: 761-767. PMID: 15699253, DOI: 10.1161/01.cir.0000155258.44268.f8.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, BalloonCohort StudiesFemaleHumansMaleMyocardial InfarctionPatient TransferRegistriesTime FactorsUnited StatesConceptsPrimary PCIPrimary percutaneous coronary interventionST-segment elevation myocardial infarctionPercutaneous coronary interventionBalloon timeTransfer patientsCoronary interventionInterhospital transferMyocardial infarctionTotal doorRecent clinical trialsSpecific ECG findingsMultivariable hierarchical modelsChest painHospital presentationInitial hospitalFibrinolytic therapyPCI hospitalsPrimary outcomeSymptom onsetComorbid conditionsTreatment delayECG findingsHospital characteristicsNational registry