2024
Comprehensive secondary analysis of thrombotic events in pediatric patients receiving extracorporeal membrane oxygenation: A prospective cohort study.
Hughes T, Treffalls R, Koek W, Dalton H, Karam O, Meyer A. Comprehensive secondary analysis of thrombotic events in pediatric patients receiving extracorporeal membrane oxygenation: A prospective cohort study. Perfusion 2024, 2676591241289358. PMID: 39352407, DOI: 10.1177/02676591241289358.Peer-Reviewed Original ResearchExtracorporeal membrane oxygenationMultiple thrombotic eventsThrombotic eventsMembrane oxygenationPediatric extracorporeal membrane oxygenationMulti-center prospective studyEvaluate predictive factorsDays of therapyPlatelet transfusion volumeProspective cohort studyTransfusion volumeBinomial regressionPediatric patientsProlonged ECMOPlatelet volumePredictive factorsProspective studyUnivariate analysisAnti-XaCohort studySeverity scoreHigh riskPatientsAntithrombin IIIScoring tool
2023
Epidemiology of anticoagulation for children supported by extracorporeal membrane oxygenation in the United States: A Pediatric Hospital Information System database study
Nellis M, An A, Mahmood H, Prishtina F, Hena Z, Karam O. Epidemiology of anticoagulation for children supported by extracorporeal membrane oxygenation in the United States: A Pediatric Hospital Information System database study. Perfusion 2023, 39: 536-542. PMID: 36606508, DOI: 10.1177/02676591221151027.Peer-Reviewed Original ResearchDirect thrombin inhibitorMembrane oxygenationPediatric Health Information System databaseThrombin inhibitorsHealth Information System databaseDifferent anticoagulant regimensRetrospective cohort studyUse of anticoagulationUse of bivalirudinPercent of encountersOccurrence of thrombosisRisk of thrombosisLarge administrative databaseMajority of childrenEligible encountersCardiac indicationsHeparin anticoagulationAnticoagulation regimensCohort studyMedian ageSystemic anticoagulationAnticoagulant regimensProspective studyPatient populationAdministrative databases
2020
Perioperative Transfusions and Venous Thromboembolism
Goel R, Josephson CD, Patel EU, Petersen MR, Makhani S, Frank SM, Ness PM, Bloch EM, Gehrie EA, Lokhandwala PM, Nellis MM, Karam O, Shaz BH, Patel RM, Tobian AAR. Perioperative Transfusions and Venous Thromboembolism. Pediatrics 2020, 145: e20192351. PMID: 32198293, PMCID: PMC7111487, DOI: 10.1542/peds.2019-2351.Peer-Reviewed Original ResearchConceptsPerioperative RBC transfusionPostoperative venous thromboembolismNational Surgical Quality Improvement ProjectVenous thromboembolismRBC transfusionRed blood cellsSurgeons National Surgical Quality Improvement ProjectDevelopment of VTESurgical Quality Improvement ProjectDay of surgeryMultivariable logistic regressionQuality improvement projectDose-dependent mannerPerioperative transfusionPostoperative transfusionTransfusion statusThird tertilePediatric patientsPostoperative developmentSecond tertileAnnual incidenceProspective studyTransfusion decisionsHospitalized childrenBody of evidence
2010
Association between length of storage of red blood cell units and outcome of critically ill children: a prospective observational study
Karam O, Tucci M, Bateman ST, Ducruet T, Spinella PC, Randolph AG, Lacroix J. Association between length of storage of red blood cell units and outcome of critically ill children: a prospective observational study. Critical Care 2010, 14: r57. PMID: 20377853, PMCID: PMC2887178, DOI: 10.1186/cc8953.Peer-Reviewed Original ResearchConceptsPediatric intensive care unitMultiple organ dysfunction syndromeRed blood cell unitsOrgan dysfunction syndromeDysfunction syndromeIll childrenPICU lengthClinical outcomesOdds ratioObservational studyMultiple logistic regression modelProspective observational studyWorse clinical outcomesPrimary outcome measureIntensive care unitNorth American centersCell unitsLogistic regression modelsSecondary outcomesConsecutive patientsOrgan dysfunctionCare unitMedian lengthProspective studyClinical impact