2024
Procedure Volume and Outcomes With WATCHMAN Left Atrial Appendage Occlusion
Friedman D, Du C, Zimmerman S, Tan Z, Lin Z, Vemulapalli S, Kosinski A, Piccini J, Pereira L, Minges K, Faridi K, Masoudi F, Curtis J, Freeman J. Procedure Volume and Outcomes With WATCHMAN Left Atrial Appendage Occlusion. Circulation Cardiovascular Interventions 2024, 17: e013466. PMID: 38889251, PMCID: PMC11189610, DOI: 10.1161/circinterventions.123.013466.Peer-Reviewed Original ResearchConceptsVolume-outcome relationshipLikelihood of procedural successLeft atrial appendage occlusionProcedural successProcedure volumeAppendage occlusionNational Cardiovascular Data Registry LAAO RegistryVolume quartilesLeft atrial appendage occlusion devicesThree-level hierarchical generalized linear modelsMinimum volume thresholdsWatchman FLX deviceProcedural success rateHierarchical generalized linear modelsAssociated with outcomePhysician volumeWATCHMAN procedureFLX deviceOcclusion deviceVolume thresholdCardiovascular proceduresPhysiciansHospitalNational analysisSuccess rate
2021
Prognosis of Claims‐ Versus Trial‐Based Ischemic and Bleeding Events Beyond 1 Year After Coronary Stenting
Butala NM, Faridi KF, Secemsky EA, Song Y, Curtis J, Gibson CM, Kazi D, Shen C, Yeh RW. Prognosis of Claims‐ Versus Trial‐Based Ischemic and Bleeding Events Beyond 1 Year After Coronary Stenting. Journal Of The American Heart Association 2021, 10: e018744. PMID: 33682431, PMCID: PMC8174225, DOI: 10.1161/jaha.120.018744.Peer-Reviewed Original ResearchConceptsUnadjusted mortality ratesIschemic eventsDAPT studyMortality rateEnd pointCox proportional hazards modelPercutaneous coronary interventionProportional hazards modelCardiovascular clinical trialsTrial adjudicationBleeding eventsCathPCI RegistryCoronary interventionCoronary stentingSimilar prognosisPrognostic significanceClinical eventsClinical trialsMedicare claimsAdministrative claimsMortality riskHazards modelPatientsPrognosisDeath
2020
Physician and Hospital Utilization of P2Y12 Inhibitors in ST-Segment–Elevation Myocardial Infarction in the United States
Faridi KF, Garratt KN, Kennedy KF, Maddox TM, Secemsky EA, Butala NM, Yeh RW. Physician and Hospital Utilization of P2Y12 Inhibitors in ST-Segment–Elevation Myocardial Infarction in the United States. Circulation Cardiovascular Quality And Outcomes 2020, 13: e006275. PMID: 32156164, DOI: 10.1161/circoutcomes.119.006275.Peer-Reviewed Original ResearchMeSH KeywordsAgedCardiologistsCardiology Service, HospitalClopidogrelDrug UtilizationFemaleHemorrhageHumansMaleMiddle AgedPatient DischargePercutaneous Coronary InterventionPlatelet Aggregation InhibitorsPractice Patterns, Physicians'Prasugrel HydrochloridePurinergic P2Y Receptor AntagonistsReceptors, Purinergic P2Y12RegistriesRetrospective StudiesRisk AssessmentRisk FactorsST Elevation Myocardial InfarctionTicagrelorTime FactorsTreatment OutcomeUnited StatesConceptsST-segment elevation myocardial infarctionP2Y12 inhibitor usePotent P2Y12 inhibitorsP2Y12 inhibitorsSTEMI patientsMyocardial infarctionInhibitor useClopidogrel usePrior percutaneous coronary interventionNew P2Y12 inhibitorsSubstantial hospital variationUse of ticagrelorElevation myocardial infarctionPercutaneous coronary interventionRisk of deathStrongest clinical predictorsNational utilization ratesBackground TicagrelorHospital quartilesCoronary interventionPatient characteristicsClinical predictorsTicagrelor useHospital variationRetrospective study
2019
Comparison of Clinical Trials and Administrative Claims to Identify Stroke Among Patients Undergoing Aortic Valve Replacement
Strom JB, Zhao Y, Faridi KF, Tamez H, Butala NM, Valsdottir LR, Curtis J, Brennan JM, Shen C, Boulware M, Popma JJ, Yeh RW. Comparison of Clinical Trials and Administrative Claims to Identify Stroke Among Patients Undergoing Aortic Valve Replacement. Circulation Cardiovascular Interventions 2019, 12: e008231. PMID: 31694411, PMCID: PMC7212938, DOI: 10.1161/circinterventions.119.008231.Peer-Reviewed Original ResearchMeSH KeywordsAdministrative Claims, HealthcareAgedAged, 80 and overAortic ValveAortic Valve StenosisBrain IschemiaClinical Trials as TopicDatabases, FactualFemaleHeart Valve Prosthesis ImplantationHumansIschemic Attack, TransientMaleMedicareRisk AssessmentRisk FactorsStrokeTime FactorsTranscatheter Aortic Valve ReplacementTreatment OutcomeUnited StatesConceptsNegative predictive valueAortic valve replacementCerebrovascular eventsInternational ClassificationPositive predictive valuePredictive valueValve replacementNinth RevisionClinical trialsTenth RevisionBilling codesKaplan-Meier estimatesMedicare inpatient claimsSURTAVI trialClinical event adjudicationDevastating complicationIschemic strokeNeurological eventsCerebrovascular diseaseBilling claimsInpatient claimsEvent adjudicationAdministrative claimsHigh riskTrial participants
2018
The Value of Claims-Based Nontraditional Risk Factors in Predicting Long-term Mortality After MitraClip Procedure
Kundi H, Popma JJ, Valsdottir LR, Shen C, Faridi KF, Pinto DS, Yeh RW. The Value of Claims-Based Nontraditional Risk Factors in Predicting Long-term Mortality After MitraClip Procedure. Canadian Journal Of Cardiology 2018, 34: 1648-1654. PMID: 30527154, PMCID: PMC6424362, DOI: 10.1016/j.cjca.2018.10.002.Peer-Reviewed Original ResearchConceptsNontraditional risk factorsLong-term mortalityNoncardiac risk factorsMitral valve repairRisk factorsValve repairMitraClip procedureClaims dataLong-term mortality riskPercutaneous mitral valve repairTranscatheter mitral valve repairPredicting Long-Term MortalityCardiac risk factorsPresentation characteristicsCox regression modelAdministrative claims dataRisk prediction modelMedian followMitraClip implantationModel discriminationMortality riskClaims codesMedicare feePatientsService beneficiaries
2015
Remnant Lipoprotein Cholesterol and Mortality After Acute Myocardial Infarction: Further Evidence for a Hypercholesterolemia Paradox From the TRIUMPH Registry
Martin SS, Faridi KF, Joshi PH, Blaha MJ, Kulkarni KR, Khokhar AA, Maddox TM, Havranek EP, Toth PP, Tang F, Spertus JA, Jones SR. Remnant Lipoprotein Cholesterol and Mortality After Acute Myocardial Infarction: Further Evidence for a Hypercholesterolemia Paradox From the TRIUMPH Registry. Clinical Cardiology 2015, 38: 660-667. PMID: 26459191, PMCID: PMC4715617, DOI: 10.1002/clc.22470.Peer-Reviewed Original ResearchMeSH KeywordsAgedBiomarkersChi-Square DistributionCholesterolFemaleHumansHypercholesterolemiaKaplan-Meier EstimateLinear ModelsLipoproteinsMaleMiddle AgedMyocardial InfarctionProportional Hazards ModelsProspective StudiesProtective FactorsRegistriesRisk AssessmentRisk FactorsTime FactorsTriglyceridesUnited StatesUp-RegulationConceptsAcute myocardial infarctionHigh RLP-C levelsRLP-C levelsRemnant lipoprotein cholesterolLipoprotein cholesterolHazard ratioMyocardial infarctionAcute Coronary Events (GRACE) scoreIntermediate-density lipoprotein cholesterolLow-density lipoprotein cholesterolLipoprotein cholesterol subfractionsMortality 2 yearsUnknown protective factorsLead-time biasRegression hazard ratiosTriglyceride-rich lipoproteinsPrior observational studiesTRIUMPH registryCholesterol subfractionsLowest tertileAMI outcomesAMI survivorsHypercholesterolemic patientsMiddle tertileGlobal Registry