2021
Effect of Intermediate-Dose vs Standard-Dose Prophylactic Anticoagulation on Thrombotic Events, Extracorporeal Membrane Oxygenation Treatment, or Mortality Among Patients With COVID-19 Admitted to the Intensive Care Unit
Mazloomzadeh S, Khaleghparast S, Ghadrdoost B, Mousavizadeh M, Baay M, Noohi F, Sharifnia H, Ahmadi A, Tavan S, Malekpour Alamdari N, Fathi M, Soleimanzadeh M, Mostafa M, Davoody N, Zarinsadaf M, Tayyebi S, Farrokhzadeh F, Nezamabadi F, Soomari E, Sadeghipour P, Talasaz A, Rashidi F, Sharif-Kashani B, Beigmohammadi M, Farrokhpour M, Sezavar S, Payandemehr P, Dabbagh A, Moghadam K, Jamalkhani S, Khalili H, Yadollahzadeh M, Riahi T, Rezaeifar P, Tahamtan O, Matin S, Abedini A, Lookzadeh S, Rahmani H, Zoghi E, Mohammadi K, Sadeghipour P, Abri H, Tabrizi S, Mousavian S, Shahmirzaei S, Bakhshandeh H, Amin A, Rafiee F, Baghizadeh E, Mohebbi B, Parhizgar S, Aliannejad R, Eslami V, Kashefizadeh A, Kakavand H, Hosseini S, Shafaghi S, Ghazi S, Najafi A, Jimenez D, Gupta A, Madhavan M, Sethi S, Parikh S, Monreal M, Hadavand N, Hajighasemi A, Maleki M, Sadeghian S, Piazza G, Kirtane A, Van Tassell B, Dobesh P, Stone G, Lip G, Krumholz H, Goldhaber S, Bikdeli B. Effect of Intermediate-Dose vs Standard-Dose Prophylactic Anticoagulation on Thrombotic Events, Extracorporeal Membrane Oxygenation Treatment, or Mortality Among Patients With COVID-19 Admitted to the Intensive Care Unit. JAMA 2021, 325: 1620-1630. PMID: 33734299, PMCID: PMC7974835, DOI: 10.1001/jama.2021.4152.Peer-Reviewed Original ResearchMeSH KeywordsAgedAnticoagulantsCOVID-19Drug Administration ScheduleEnoxaparinExtracorporeal Membrane OxygenationFemaleHemorrhageHospitalizationHumansIntensive Care UnitsIranLength of StayMaleMiddle AgedOdds RatioOutcome Assessment, Health CareOxygen Inhalation TherapyPulmonary EmbolismThrombocytopeniaThrombosisTreatment OutcomeVenous ThrombosisConceptsStandard-dose prophylactic anticoagulationIntensive care unitIntermediate-dose groupProphylactic anticoagulationPrimary efficacy outcomeExtracorporeal membrane oxygenationIntermediate doseMajor bleedingProphylaxis groupEfficacy outcomesMembrane oxygenationPrimary outcomeThrombotic eventsArterial thrombosisCare unitSevere thrombocytopeniaCOVID-19Bleeding Academic Research ConsortiumExtracorporeal membrane oxygenation treatmentPrespecified safety outcomesRoutine empirical useStandard prophylactic anticoagulationAcademic Research ConsortiumMembrane oxygenation treatmentAntithrombotic prophylaxis
2015
Hospital variation in admission to intensive care units for patients with acute myocardial infarction
Chen R, Strait KM, Dharmarajan K, Li SX, Ranasinghe I, Martin J, Fazel R, Masoudi FA, Cooke CR, Nallamothu BK, Krumholz HM. Hospital variation in admission to intensive care units for patients with acute myocardial infarction. American Heart Journal 2015, 170: 1161-1169. PMID: 26678638, PMCID: PMC5459386, DOI: 10.1016/j.ahj.2015.09.003.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnterior Wall Myocardial InfarctionCoronary Care UnitsHealth Care RationingHospital MortalityHumansLength of StayMaleMiddle AgedOutcome and Process Assessment, Health CarePatient AdmissionQuality ImprovementRetrospective StudiesRisk AssessmentTriageUnited StatesConceptsAcute myocardial infarctionIntensive care unitCritical care therapiesRisk-standardized mortality ratesHospital risk-standardized mortality ratesICU admissionResource-intensive settingsCare therapyAMI patientsCare unitMyocardial infarctionMortality rateAdult hospitalizationsHospital variationNinth RevisionClinical ModificationICU triageInternational ClassificationBetter outcomesPatientsHospitalAdmissionPremier databaseTherapyAppropriate use
2014
“Phenotyping” Hospital Value of Care for Patients with Heart Failure
Xu X, Li S, Lin H, Normand S, Kim N, Ott LS, Lagu T, Duan M, Kroch EA, Krumholz HM. “Phenotyping” Hospital Value of Care for Patients with Heart Failure. Health Services Research 2014, 49: 2000-2016. PMID: 24974769, PMCID: PMC4254136, DOI: 10.1111/1475-6773.12197.Peer-Reviewed Original ResearchConceptsLower mortalityHeart failureHeart failure hospitalizationHospital mortality rateLonger hospital stayIntensive care unitDistinct joint trajectoriesValue of careFailure hospitalizationHospital stayCare unitClinical outcomesGroup of hospitalsHospital characteristicsHospital careHospital patternsSurgical proceduresMultinomial logistic regressionMortality rateHigh mortalityHospitalHospitalizationMortalityLogistic regressionHospital Value
2013
Variation Exists in Rates of Admission to Intensive Care Units for Heart Failure Patients Across Hospitals in the United States
Safavi KC, Dharmarajan K, Kim N, Strait KM, Li SX, Chen SI, Lagu T, Krumholz HM. Variation Exists in Rates of Admission to Intensive Care Units for Heart Failure Patients Across Hospitals in the United States. Circulation 2013, 127: 923-929. PMID: 23355624, PMCID: PMC3688061, DOI: 10.1161/circulationaha.112.001088.Peer-Reviewed Original ResearchConceptsIntensive care unitHeart failureRisk-standardized mortalityICU admissionICU useCare unitPatient outcomesCoronary intensive care unitMedical intensive care unitNoninvasive positive pressure ventilationSurgical intensive care unitTop quartileGreater ICU useOverall heart failureTop quartile hospitalsICU admission ratePercent of patientsPremier Perspective databaseHeart failure patientsPositive pressure ventilationRate of admissionHigh-cost settingsQuality of careHF admissionsICU days
2012
Hospital strategies for reducing risk-standardized mortality rates in acute myocardial infarction.
Bradley EH, Curry LA, Spatz ES, Herrin J, Cherlin EJ, Curtis JP, Thompson JW, Ting HH, Wang Y, Krumholz HM. Hospital strategies for reducing risk-standardized mortality rates in acute myocardial infarction. Annals Of Internal Medicine 2012, 156: 618-26. PMID: 22547471, PMCID: PMC3386642, DOI: 10.7326/0003-4819-156-9-201205010-00003.Peer-Reviewed Original ResearchConceptsRisk-standardized mortality ratesAcute myocardial infarctionLower risk-standardized mortality ratesMyocardial infarctionNurse championsMortality rateHospital strategiesHospital risk-standardized mortality ratesHospital-level factorsIntensive care unitAcute care hospitalsCardiac catheterization laboratoryCross-sectional surveyUnited Health FoundationCare hospitalCare unitCross-sectional designAMI casesAMI volumeCatheterization laboratoryHospital cliniciansHospitalMultivariate analysisPatientsHealth Foundation
1995
Outcomes after major vascular surgery: The patients' perspective
Lacey K, Meier G, Krumholz H, Gusberg R. Outcomes after major vascular surgery: The patients' perspective. Journal Of Vascular Nursing 1995, 13: 8-13. PMID: 7742256, DOI: 10.1016/s1062-0303(05)80047-0.Peer-Reviewed Original ResearchConceptsQuality of lifeLong-term survivorsElderly patientsSF-36Surgical outcomesYale-New Haven HospitalBilateral renal revascularizationMinimal physical disabilityMajor vascular surgeryOutcome of surgeryVascular surgical interventionGroup of patientsHealth Status QuestionnaireIntensive care unitLong-term resultsRates of morbidityHigh-risk interventionsTraditional outcome measuresAssessment of outcomesRenal revascularizationVascular nurseHospital stayOperative morbidityPostoperative qualityCare unit