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
2015
Effect of Hospital Volume on Outcomes of Transcatheter Aortic Valve Implantation
Badheka AO, Patel NJ, Panaich SS, Patel SV, Jhamnani S, Singh V, Pant S, Patel N, Patel N, Arora S, Thakkar B, Manvar S, Dhoble A, Patel A, Savani C, Patel J, Chothani A, Savani GT, Deshmukh A, Grines CL, Curtis J, Mangi AA, Cleman M, Forrest JK. Effect of Hospital Volume on Outcomes of Transcatheter Aortic Valve Implantation. The American Journal Of Cardiology 2015, 116: 587-594. PMID: 26092276, DOI: 10.1016/j.amjcard.2015.05.019.Peer-Reviewed Original ResearchConceptsTranscatheter aortic valve implantationLength of stayShorter LOSNationwide Inpatient Sample databaseInhospital mortality rateAortic valve implantationLower hospitalization costsHospital volumeInhospital mortalityComplication rateValve implantationHospitalization costsMortality rateUtilization Project Nationwide Inpatient Sample databaseHigher annual hospital volumeOverall inhospital mortality rateMedian LOSClinical Modification procedure codesMultivariate logistic regression modelAnnual hospital volumeLowest volume quartileLow-volume hospitalsPostprocedural complication rateCost of hospitalizationCross-sectional study