2025
Cardiac magnetic resonance markers of pre-clinical hypertrophic and dilated cardiomyopathy in genetic variant carriers
Croon P, van Vugt M, Allaart C, Ruijsink B, Elliott P, Asselbergs F, Khera R, Bezzina C, Winter M, Schmidt A. Cardiac magnetic resonance markers of pre-clinical hypertrophic and dilated cardiomyopathy in genetic variant carriers. BMC Medicine 2025, 23: 421. PMID: 40660250, PMCID: PMC12261545, DOI: 10.1186/s12916-025-04226-4.Peer-Reviewed Original ResearchConceptsCardiac magnetic resonance imagingCardiac magnetic resonance imaging measuresCardiac magnetic resonance markersDilated CardiomyopathyHypertrophic cardiomyopathyHeart failureUK Biobank participantsAtrial fibrillationLeft ventricular (LV) ejection fractionMitral annular plane systolic excursionAnnular plane systolic excursionLV) ejection fractionFunctional cardiac abnormalitiesEnd-systolic volumeCardiac risk factorsCardiomyopathy-associated variantsAssociated with incident AFAssociated with TTNIncident atrial fibrillationLV-ESVIMagnetic resonance imagingRV-ESVRV EFGenetic variant carriersSystolic excursion
2023
Physician responses to apple watch-detected irregular rhythm alerts
Demkowicz P, Dhruva S, Spatz E, Beatty A, Ross J, Khera R. Physician responses to apple watch-detected irregular rhythm alerts. American Heart Journal 2023, 262: 29-37. PMID: 37084933, PMCID: PMC10988207, DOI: 10.1016/j.ahj.2023.04.008.Peer-Reviewed Original ResearchConceptsAtrial fibrillationPrimary careEmergency medicinePhysician responsesDiagnostic testingUse of antiarrhythmicsClinical practice guidelinesMeasurement of BNPFurther diagnostic testingCase-based surveyLarge academic centerAF alertsAsymptomatic patientsPatient demographicsClinical symptomsTreatment optionsMedical historyPatient referralPhysician specialtyPractice guidelinesPhysician differencesRhythm monitoringAcademic centersUS FoodClinical complexity
2021
Clinician Trends in Prescribing Direct Oral Anticoagulants for US Medicare Beneficiaries
Wheelock KM, Ross JS, Murugiah K, Lin Z, Krumholz HM, Khera R. Clinician Trends in Prescribing Direct Oral Anticoagulants for US Medicare Beneficiaries. JAMA Network Open 2021, 4: e2137288. PMID: 34870678, PMCID: PMC8649845, DOI: 10.1001/jamanetworkopen.2021.37288.Peer-Reviewed Original ResearchConceptsDOAC useAnticoagulant prescriptionOral anticoagulantsUS cliniciansMedicare beneficiariesNational clinical practice guidelinesElevated bleeding riskOral anticoagulant prescriptionsRetrospective cohort studyDirect oral anticoagulantsClinical practice guidelinesUS Medicare beneficiariesInternal medicine physiciansNumber of cliniciansAnticoagulant prescribingDOAC prescriptionsUnique cliniciansBleeding riskCohort studyAnticoagulant strategiesPrescription claimsPractice guidelinesMAIN OUTCOMEMost indicationsMedicare population
2016
Atrial fibrillation associated hospitalizations in patients with end-stage renal disease in the United States, 2003–2012
Kumar N, Khera R, Garg N. Atrial fibrillation associated hospitalizations in patients with end-stage renal disease in the United States, 2003–2012. Heart Rhythm 2016, 13: 2027-2033. PMID: 27374238, DOI: 10.1016/j.hrthm.2016.06.031.Peer-Reviewed Original ResearchConceptsEnd-stage renal diseaseLength of stayCase fatality ratioUS ESRD populationAF hospitalizationsAtrial fibrillationHospitalization ratesESRD patientsESRD populationRenal diseaseHospital case-fatality ratioNational Inpatient Sample databasePrimary outcomeMean ageMarker of qualityHospitalizationFatality ratioEconomic burdenPatientsSample databaseSignificant decreaseSignificant increaseFibrillationAnnual numberOutcomes
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