2021
Association of COVID-19 Hospitalization Volume and Case Growth at US Hospitals with Patient Outcomes
Khera R, Liu Y, de Lemos JA, Das SR, Pandey A, Omar W, Kumbhani DJ, Girotra S, Yeh RW, Rutan C, Walchok J, Lin Z, Bradley SM, Velazquez EJ, Churchwell KB, Nallamothu BK, Krumholz HM, Curtis JP. Association of COVID-19 Hospitalization Volume and Case Growth at US Hospitals with Patient Outcomes. The American Journal Of Medicine 2021, 134: 1380-1388.e3. PMID: 34343515, PMCID: PMC8325555, DOI: 10.1016/j.amjmed.2021.06.034.Peer-Reviewed Original ResearchConceptsCOVID-19 hospitalizationHospitalization volumeAmerican Heart Association COVID-19 Cardiovascular Disease RegistryCase volumeUS hospitalsCoronavirus disease 2019 (COVID-19) hospitalizationIntensive care unit therapyHospital case fatality ratePoor COVID-19 outcomesCardiovascular Disease RegistryHospital case volumeCase fatality rateCOVID-19 outcomesHospital bed capacityLowest quartilePatient outcomesHospital careHigher oddsTriage strategiesFuture health challengesDisease RegistryMedical treatmentEarly identificationHospitalSignificant association
2018
Traditional Chinese Medicine for Acute Myocardial Infarction in Western Medicine Hospitals in China
Spatz ES, Wang Y, Beckman AL, Wu X, Lu Y, Du X, Li J, Xu X, Davidson PM, Masoudi FA, Spertus JA, Krumholz HM, Jiang L. Traditional Chinese Medicine for Acute Myocardial Infarction in Western Medicine Hospitals in China. Circulation Cardiovascular Quality And Outcomes 2018, 11: e004190. PMID: 29848478, PMCID: PMC5882246, DOI: 10.1161/circoutcomes.117.004190.Peer-Reviewed Original ResearchConceptsAcute myocardial infarctionTraditional Chinese medicineTCM useWestern Medicine HospitalMyocardial infarctionHospital bleedingMedicine HospitalChinese medicineCardiovascular risk factorsHospital-level factorsHours of hospitalizationMultivariable hierarchical modelsQuality of careLack of evidenceChart reviewChina PatientRetrospective studySecondary hospitalsEarly managementRisk factorsIntravenous useCardiovascular diseasePatientsSignificant associationHospital
2015
Predictors of warfarin‐associated adverse events in hospitalized patients: Opportunities to prevent patient harm
Metersky ML, Eldridge N, Wang Y, Jaser L, Bona R, Eckenrode S, Bakullari A, Andrawis M, Classen D, Krumholz HM. Predictors of warfarin‐associated adverse events in hospitalized patients: Opportunities to prevent patient harm. Journal Of Hospital Medicine 2015, 11: 276-282. PMID: 26662851, DOI: 10.1002/jhm.2528.Peer-Reviewed Original ResearchConceptsAdverse eventsWarfarin-related adverse eventsHospitalized patientsOdds ratioINR monitoringPneumonia patientsINR measurementsFrequent INR monitoringPredictors of warfarinRetrospective cohort studyAcute cardiac diseaseAcute care hospitalsFrequency of warfarinCohort studyCare hospitalSurgical patientsCardiac patientsCardiac diseasePatientsPatient harmWarfarinSignificant associationINRMore daysMonitoring System data
2009
Elevated Admission Glucose and Mortality in Elderly Patients Hospitalized With Heart Failure
Kosiborod M, Inzucchi SE, Spertus JA, Wang Y, Masoudi FA, Havranek EP, Krumholz HM. Elevated Admission Glucose and Mortality in Elderly Patients Hospitalized With Heart Failure. Circulation 2009, 119: 1899-1907. PMID: 19332465, DOI: 10.1161/circulationaha.108.821843.Peer-Reviewed Original ResearchConceptsHeart failureAdmission glucoseElderly patientsDiabetes mellitusAdverse outcomesMultivariable Cox regression modelsAdmission glucose levelsElevated admission glucoseAcute myocardial infarctionCox regression modelCause mortalityMultivariable adjustmentEntire cohortGlucose controlMyocardial infarctionCardiovascular conditionsGlucose levelsLarge cohortElevated glucoseRepresentative cohortPatientsSignificant associationMortalityCohortMellitus
2006
Perceived control and change in physical functioning after coronary artery bypass grafting: A prospective study
Barry LC, Kasl SV, Lichtman J, Vaccarino V, Krumholz HM. Perceived control and change in physical functioning after coronary artery bypass grafting: A prospective study. International Journal Of Behavioral Medicine 2006, 13: 229-236. PMID: 17078773, DOI: 10.1207/s15327558ijbm1303_6.Peer-Reviewed Original ResearchConceptsHealth-related controlCoronary artery bypassPhysical functioningArtery bypassHospital dischargeIndependent predictorsProspective studyCaucasian manMean ageSignificant associationOne-way analysisMeasure outcomesBypassIntervention effortsMonthsWeeksX timeSignificant interactionBeneficial impactPositive changesPatients
2004
The association between emergency department crowding and time to antibiotic administration
Hwang U, Graff L, Radford M, Krumholz H. The association between emergency department crowding and time to antibiotic administration. Annals Of Emergency Medicine 2004, 44: s6-s7. DOI: 10.1016/j.annemergmed.2004.07.022.Peer-Reviewed Original ResearchPneumonia severity indexCAP patientsED lengthEmergency departmentED censusED crowdingAntibiotic administrationMean ageCAP casesSignificant associationRetrospective observational cohort studyPatients' mean ageHospital discharge diagnosisMedium-sized community hospitalObservational cohort studyPneumocystis carinii pneumoniaMean ED lengthNational quality measuresNational Hospital Quality MeasuresEmergency department (ED) crowdingNational performance measuresHospital quality measuresNation's emergency departmentsStay criteriaCohort study