2023
Variation in hospital use of cardiac resynchronization therapy-defibrillator among eligible patients and association with clinical outcomes
Chui P, Lan Z, Freeman J, Enriquez A, Khera R, Akar J, Masoudi F, Ong E, Curtis J. Variation in hospital use of cardiac resynchronization therapy-defibrillator among eligible patients and association with clinical outcomes. Heart Rhythm 2023, 20: 1000-1008. PMID: 36963741, DOI: 10.1016/j.hrthm.2023.03.022.Peer-Reviewed Original ResearchConceptsEligible patientsICD RegistryCardiac resynchronizationNational Cardiovascular Data Registry ICD RegistryCRT-D implantationCRT-D useHospital-level outcomesStrong guideline recommendationsHospital-level variationPatient-level outcomesIntraclass correlation coefficientQuality improvement effortsHospital mortalityGuideline indicationsReadmission ratesSelect patientsClinical outcomesGuideline recommendationsHospital variationHospital ratesUse of CRTHospital levelHospital usePatientsCase mix
2020
Revascularization Practices and Outcomes in Patients With Multivessel Coronary Artery Disease Who Presented With Acute Myocardial Infarction and Cardiogenic Shock in the US, 2009-2018
Khera R, Secemsky EA, Wang Y, Desai NR, Krumholz HM, Maddox TM, Shunk KA, Virani SS, Bhatt DL, Curtis J, Yeh RW. Revascularization Practices and Outcomes in Patients With Multivessel Coronary Artery Disease Who Presented With Acute Myocardial Infarction and Cardiogenic Shock in the US, 2009-2018. JAMA Internal Medicine 2020, 180: 1317-1327. PMID: 32833024, PMCID: PMC9377424, DOI: 10.1001/jamainternmed.2020.3276.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedCohort StudiesCoronary VesselsFemaleFollow-Up StudiesHospital MortalityHumansMaleMiddle AgedMyocardial InfarctionPatient DischargePercutaneous Coronary InterventionRisk AssessmentRisk FactorsShock, CardiogenicST Elevation Myocardial InfarctionTime FactorsTreatment OutcomeUnited StatesConceptsST-segment elevation myocardial infarctionMultivessel percutaneous coronary interventionMultivessel coronary artery diseasePercutaneous coronary interventionAcute myocardial infarctionCoronary artery diseaseCulprit vessel percutaneous coronary interventionCardiogenic shockHospital mortalityArtery diseaseMyocardial infarctionCohort studyPrimary outcomeHospital variationPCI strategyMedicare beneficiariesUnderwent multivessel PCISignificant hospital variationElevation myocardial infarctionSubset of patientsHigh-risk populationRecent evidenceHospital complicationsPCI useRevascularization practice
2018
Hospital Variation in the Utilization and Implementation of Targeted Temperature Management in Out-of-Hospital Cardiac Arrest
Khera R, Humbert A, Leroux B, Nichol G, Kudenchuk P, Scales D, Baker A, Austin M, Newgard CD, Radecki R, Vilke GM, Sawyer KN, Sopko G, Idris AH, Wang H, Chan PS, Kurz MC. Hospital Variation in the Utilization and Implementation of Targeted Temperature Management in Out-of-Hospital Cardiac Arrest. Circulation Cardiovascular Quality And Outcomes 2018, 11: e004829. PMID: 30571336, DOI: 10.1161/circoutcomes.118.004829.Peer-Reviewed Original ResearchConceptsTargeted temperature managementHospital cardiac arrestCardiac arrestMedian rateResuscitation Outcomes Consortium sitesHospital cardiac arrest patientsImproved functional survivalMedian hospital rateClass I recommendationPotential survival benefitResuscitation Outcomes ConsortiumNon-traumatic outCardiac arrest patientsTemperature managementPatterns of utilizationConsecutive adultsHospital arrivalProspective cohortSurvival benefitArrest patientsHospital variationI recommendationMean ageOutcomes ConsortiumResuscitation guidelines
2016
Hospital Variation in Time to Epinephrine for Nonshockable In-Hospital Cardiac Arrest
Khera R, Chan PS, Donnino M, Girotra S. Hospital Variation in Time to Epinephrine for Nonshockable In-Hospital Cardiac Arrest. Circulation 2016, 134: 2105-2114. PMID: 27908910, PMCID: PMC5173427, DOI: 10.1161/circulationaha.116.025459.Peer-Reviewed Original ResearchConceptsHospital cardiac arrestEpinephrine administrationCardiac arrestFunctional recoveryHospital variationNonshockable rhythmsHospital ratesSurvival rateRisk-standardized survival ratesIn-Hospital Cardiac ArrestHospital-level outcomesRisk-standardized ratesDose of epinephrineMedian survival rateOdds of delayHigh rateGuidelines-ResuscitationAdult patientsOverall survivalWorse survivalSimilar patientsLowest quartileImproved outcomesHospitalPatients