2019
Trends in cardiorespiratory fitness: The evolution of exercise treadmill testing at a single Academic Medical Center from 1970 to 2012
Kelly JP, Andonian BJ, Patel MJ, Huang Z, Shaw LK, McGarrah RW, Borges-Neto S, Velazquez EJ, Kraus WE. Trends in cardiorespiratory fitness: The evolution of exercise treadmill testing at a single Academic Medical Center from 1970 to 2012. American Heart Journal 2019, 210: 88-97. PMID: 30743212, PMCID: PMC6441626, DOI: 10.1016/j.ahj.2019.01.001.Peer-Reviewed Original ResearchConceptsExercise treadmill testingCardiorespiratory fitnessTreadmill testingMetabolic equivalentsSingle academic medical centerStandard Bruce protocolMaximal treadmill speedDuke University HospitalAcademic medical centerBaseline comorbiditiesEligible patientsNuclear perfusionBruce protocolClinical outcomesStress echocardiographyUniversity HospitalMedical CenterMedical care environmentClinical practiceRamp protocolMaximal exertionPatientsTreadmill speedPowerful predictorCare environment
2015
Temporal Trends in Disease Severity and Predicted Surgical Risk at the Time of Referral for Echocardiography in Patients Diagnosed with Aortic Stenosis
Ersboll M, Samad Z, Al Enezi F, Kisslo J, Schulte PJ, Shaw LK, Køber L, Harrison JK, Bashore T, Brennan M, Velazquez EJ. Temporal Trends in Disease Severity and Predicted Surgical Risk at the Time of Referral for Echocardiography in Patients Diagnosed with Aortic Stenosis. Critical Pathways In Cardiology A Journal Of Evidence-Based Medicine 2015, 14: 103-109. PMID: 26214813, DOI: 10.1097/hpc.0000000000000048.Peer-Reviewed Original ResearchConceptsSevere aortic stenosisProportion of patientsAortic stenosisSurgical riskHigh-risk aortic valve replacementDisease severityHealth care resource planningAortic valve replacementCalcific aortic stenosisHeart valve surgeryTime of referralTertiary hospital centerNumber of patientsNative aortic valveDuke University HospitalLogistic EuroSCOREValve surgeryValve replacementMedian ageReferral patternsUniversity HospitalAortic valveHospital CenterPatientsReferral