Lower Hospital Volume Is Associated With Higher In-Hospital Mortality in Patients Undergoing Primary Percutaneous Coronary Intervention for ST-Segment–Elevation Myocardial Infarction
Kontos MC, Wang Y, Chaudhry SI, Vetrovec GW, Curtis J, Messenger J. Lower Hospital Volume Is Associated With Higher In-Hospital Mortality in Patients Undergoing Primary Percutaneous Coronary Intervention for ST-Segment–Elevation Myocardial Infarction. Circulation Cardiovascular Quality And Outcomes 2013, 6: 659-667. PMID: 24192572, DOI: 10.1161/circoutcomes.113.000233.Peer-Reviewed Original ResearchConceptsPrimary percutaneous coronary interventionPrimary PCIHigh-volume hospitalsLow-volume hospitalsPercutaneous coronary interventionBalloon timeCoronary interventionHospital volumeHigher annual hospital volumeHigher In-Hospital MortalityAnnual hospital volumeLow hospital volumeRoutine coronary stentingIn-Hospital MortalityElevation myocardial infarctionMajority of patientsNew pharmacological agentsHospital mortalityCathPCI RegistryMultivariate adjustmentUnadjusted mortalityCoronary stentingMyocardial infarctionCurrent guidelinesPatient visitsSafety of Pacemaker Implantation in Nonagenarians
Mandawat A, Curtis JP, Mandawat A, Njike VY, Lampert R. Safety of Pacemaker Implantation in Nonagenarians. Circulation 2013, 127: 1453-1465. PMID: 23513066, DOI: 10.1161/circulationaha.113.001434.Peer-Reviewed Original ResearchMeSH KeywordsAge DistributionAgedAged, 80 and overArrhythmias, CardiacComorbidityCross-Sectional StudiesFemaleHealth Care CostsHospital MortalityHumansLength of StayLinear ModelsLogistic ModelsMaleMultivariate AnalysisOutcome and Process Assessment, Health CarePacemaker, ArtificialPredictive Value of TestsUnited StatesConceptsLength of stayYears of ageSevere comorbiditiesPacemaker implantationUtilization Project Nationwide Inpatient SampleInitial pacemaker implantationCase-mix variationMantel-Haenszel testStepwise linear regression modelHospital mortalityUnadjusted mortalityComplication rateMultivariable analysisUnadjusted outcomesInpatient SampleHealthcare costsPatientsComorbiditiesHierarchical logistic modelsStayNonagenariansMortalityAgeOutcomesComplications