Featured Publications
Association of renalase with clinical outcomes in hospitalized patients with COVID-19
Safdar B, Wang M, Guo X, Cha C, Chun HJ, Deng Y, Dziura J, El-Khoury JM, Gorelick F, Ko AI, Lee AI, Safirstein R, Simonov M, Zhou B, Desir GV. Association of renalase with clinical outcomes in hospitalized patients with COVID-19. PLOS ONE 2022, 17: e0264178. PMID: 35259186, PMCID: PMC8903289, DOI: 10.1371/journal.pone.0264178.Peer-Reviewed Original ResearchConceptsCOVID-19 patientsRenalase levelsIntensive care unit admissionHospitalized COVID-19 patientsMean age 64 yearsCOVID-19Cox proportional hazards modelCare unit admissionPrimary composite outcomeRetrospective cohort studyUse of vasopressorsSevere COVID-19IL-6 levelsAge 64 yearsRisk of deathCOVID-19 subjectsInitial disease severityProportional hazards modelCOVID-19 diseasePlasma renalaseUnit admissionICU admissionCohort studyComposite outcomeCytokine levels
2023
Identification of White Matter Hyperintensities in Routine Emergency Department Visits Using Portable Bedside Magnetic Resonance Imaging
de Havenon A, Parasuram N, Crawford A, Mazurek M, Chavva I, Yadlapalli V, Iglesias J, Rosen M, Falcone G, Payabvash S, Sze G, Sharma R, Schiff S, Safdar B, Wira C, Kimberly W, Sheth K. Identification of White Matter Hyperintensities in Routine Emergency Department Visits Using Portable Bedside Magnetic Resonance Imaging. Journal Of The American Heart Association 2023, 12: e029242. PMID: 37218590, PMCID: PMC10381997, DOI: 10.1161/jaha.122.029242.Peer-Reviewed Original ResearchMeSH KeywordsAdultBrainFemaleHumansMagnetic Resonance ImagingMaleMiddle AgedProspective StudiesRetrospective StudiesWhite MatterConceptsWhite matter hyperintensitiesMagnetic resonance imagingSevere white matter hyperintensitiesConventional magnetic resonance imagingResonance imagingRetrospective cohortEmergency departmentMatter hyperintensitiesVascular risk factorsProspective observational studyVascular cognitive impairmentTesla magnetic resonance imagingArea Deprivation IndexProspective cohortAdult patientsAcute careRisk factorsCardiovascular diseaseObservational studyCognitive impairmentPatientsCare magnetic resonance imagingIntermodality agreementCohortDeprivation index
2022
Clinical Profile and Sex-Specific Recovery With Cardiac Rehabilitation After Coronary Artery Bypass Grafting Surgery
Safdar B, Mori M, Nowroozpoor A, Geirsson A, D'Onofrio G, Mangi AA. Clinical Profile and Sex-Specific Recovery With Cardiac Rehabilitation After Coronary Artery Bypass Grafting Surgery. Clinical Therapeutics 2022, 44: 846-858. PMID: 35570056, DOI: 10.1016/j.clinthera.2022.04.002.Peer-Reviewed Original ResearchConceptsCardiac rehabilitationElectronic health recordsComposite outcomeEndothelial functionClinical profileCoronary Artery Bypass Grafting SurgeryMajor adverse cardiac outcomesPostoperative blood transfusionTwelve-month mortalityCardiac risk factorsCoronary artery bypassPrimary composite outcomeRetrospective cohort studyHealth recordsAdverse cardiac outcomesCardiac risk profileKaplan-Meier analysisBody mass indexSex-specific outcomesKaplan-Meier plotsThoracic Surgeons registryAerobic exercise durationHigher hemoglobin AHealth care systemUrgent CABG
2020
Utility of discovery approach using proteomics to create a biomarker profile for coronary microvascular dysfunction
Nowroozpoor A, Gutterman D, Safdar B. Utility of discovery approach using proteomics to create a biomarker profile for coronary microvascular dysfunction. Microvascular Research 2020, 129: 103985. PMID: 32007502, PMCID: PMC10291513, DOI: 10.1016/j.mvr.2020.103985.Peer-Reviewed Original ResearchConceptsCoronary microvascular dysfunctionCoronary flow reserveMicrovascular dysfunctionNormal coronary flow reservePositron emission tomography/Beta-blocker useAcute myocardial infarctionEmission tomography/Regional perfusion defectsSerum proteinsBaseline characteristicsCoronary calcificationMyocardial infarctionTomography/Perfusion defectsCMD patientsFlow reserveSerial measurementsBiomarker profilesAdvanced imagingPatientsPotential biomarkersPotential protein biomarkersSerum samplesObservation unit
2014
Elevated CK-MB with a Normal Troponin Does Not Predict 30-Day Adverse Cardiac Events in Emergency Department Chest Pain Observation Unit Patients
Safdar B, Bezek SK, Sinusas AJ, Russell RR, Klein MR, Dziura JD, D’onofrio G. Elevated CK-MB with a Normal Troponin Does Not Predict 30-Day Adverse Cardiac Events in Emergency Department Chest Pain Observation Unit Patients. Critical Pathways In Cardiology A Journal Of Evidence-Based Medicine 2014, 13: 14-19. PMID: 24526146, DOI: 10.1097/hpc.0000000000000001.Peer-Reviewed Original ResearchConceptsAdverse cardiac eventsCPU patientsNormal troponinAdverse eventsCardiac eventsMultiple logistic regression modelComposite adverse eventsElevated creatinine kinaseObservation unit patientsSerial troponin testingStandardized chart reviewRetrospective cohort studyAcute coronary syndromeNational Death RegistryCoronary artery diseaseLogistic regression modelsPositive troponinPrior CADRenal insufficientCoronary syndromeHemodynamic instabilityChart reviewCohort studyDeath RegistryIschemic electrocardiogram
2009
Improvements in Time to Reperfusion
Rao V, Safdar B, Parkosewich J, Lee LV, D'Onofrio G, Foody JM. Improvements in Time to Reperfusion. Critical Pathways In Cardiology A Journal Of Evidence-Based Medicine 2009, 8: 38-42. PMID: 19258837, DOI: 10.1097/hpc.0b013e318194e443.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAngioplasty, Balloon, CoronaryCohort StudiesElectrocardiographyEmergency Service, HospitalEmergency TreatmentFemaleHospitals, TeachingHumansIncidenceMaleMiddle AgedMyocardial InfarctionPrognosisRetrospective StudiesRisk AssessmentSeverity of Illness IndexSex FactorsSurvival AnalysisTime FactorsTreatment OutcomeUrban HealthConceptsPrimary percutaneous coronary interventionST-elevation myocardial infarctionYale-New Haven HospitalPrimary PCIChart-abstracted dataPercutaneous coronary interventionUrban teaching hospitalQuality of carePhysician-level interventionsSingle-site studyChest painCoronary interventionHospital-wide systemPhysician awarenessEmergency departmentMyocardial infarctionHeart diseaseSTEMI careImproved outcomesTeaching hospitalEarly presentationReperfusionTimely managementClinical initiativesWomen