2018
Society of Thoracic Surgeons Risk Score and EuroSCORE-2 Appropriately Assess 30-Day Postoperative Mortality in the STICH Trial and a Contemporary Cohort of Patients With Left Ventricular Dysfunction Undergoing Surgical Revascularization
Bouabdallaoui N, Stevens SR, Doenst T, Petrie MC, Al-Attar N, Ali IS, Ambrosy AP, Barton AK, Cartier R, Cherniavsky A, Demondion P, Desvigne-Nickens P, Favaloro RR, Gradinac S, Heinisch P, Jain A, Jasinski M, Jouan J, Kalil RAK, Menicanti L, Michler RE, Rao V, Smith PK, Zembala M, Velazquez EJ, Al-Khalidi HR, Rouleau JL, Investigators F. Society of Thoracic Surgeons Risk Score and EuroSCORE-2 Appropriately Assess 30-Day Postoperative Mortality in the STICH Trial and a Contemporary Cohort of Patients With Left Ventricular Dysfunction Undergoing Surgical Revascularization. Circulation Heart Failure 2018, 11: e005531. PMID: 30571194, PMCID: PMC6309904, DOI: 10.1161/circheartfailure.118.005531.Peer-Reviewed Original ResearchConceptsPostoperative mortality riskCoronary artery bypassThoracic Surgeons risk scoreEuroScore 2Left ventricular dysfunctionContemporary cohortVentricular dysfunctionArtery bypassSTS scoreMortality riskRisk scoreSTICH patientsSTICH trialPostoperative mortalityUndergoing coronary artery bypassLeft ventricle ejection fractionVentricle ejection fractionGood c-statisticLow-risk scoresSurgical revascularizationSurvival benefitCardiac surgeryConsecutive patientsEjection fractionCC patients
2014
Blood pressure level impacts risk of death among HIV seropositive adults in Kenya: a retrospective analysis of electronic health records
Bloomfield GS, Hogan JW, Keter A, Holland TL, Sang E, Kimaiyo S, Velazquez EJ. Blood pressure level impacts risk of death among HIV seropositive adults in Kenya: a retrospective analysis of electronic health records. BMC Infectious Diseases 2014, 14: 284. PMID: 24886474, PMCID: PMC4046023, DOI: 10.1186/1471-2334-14-284.Peer-Reviewed Original ResearchConceptsSystolic blood pressureLower blood pressureHigher systolic blood pressureCardiovascular risk factorsBlood pressure levelsBlood pressureHigh blood pressureHigher mortality riskMortality rateHazard ratioRisk factorsIncidence rateRetrospective analysisMortality riskLarge HIV treatment programHuman immunodeficiency virus (HIV) infectionNormal systolic blood pressureProportional hazards regression modelsCox proportional hazards modelAdvanced HIV diseaseNon-communicable causeHIV-seropositive individualsHIV-seropositive adultsImmunodeficiency virus infectionHIV treatment programs
2012
Race and gender variation in the QT interval and its association with mortality in patients with coronary artery disease: Results from the Duke Databank for Cardiovascular Disease (DDCD)
Williams ES, Thomas KL, Broderick S, Shaw LK, Velazquez EJ, Al-Khatib SM, Daubert JP. Race and gender variation in the QT interval and its association with mortality in patients with coronary artery disease: Results from the Duke Databank for Cardiovascular Disease (DDCD). American Heart Journal 2012, 164: 434-441. PMID: 22980312, DOI: 10.1016/j.ahj.2012.05.024.Peer-Reviewed Original ResearchConceptsCoronary artery diseaseCause mortalityArtery diseaseProlonged QTcRisk factorsQT intervalMortality riskLow glomerular filtration rateHigher diastolic blood pressureNative coronary artery stenosisCardiac risk factorsLow ejection fractionDiastolic blood pressureGlomerular filtration rateCoronary artery stenosisRisk of deathCardiac catheterizationCardiac eventsDuke DatabankBlood pressureEjection fractionQTc intervalQTc prolongationArtery stenosisBaseline electrocardiogram
2007
Mortality risk associated with ejection fraction differs across resting nuclear perfusion findings
Bourque JM, Velazquez EJ, Tuttle RH, Shaw LK, O’Connor C, Borges-Neto S. Mortality risk associated with ejection fraction differs across resting nuclear perfusion findings. Journal Of Nuclear Cardiology 2007, 14: 165-173. PMID: 17386378, DOI: 10.1016/j.nuclcard.2006.11.011.Peer-Reviewed Original ResearchConceptsMortality riskEjection fractionPrognostic informationHigher long-term mortality ratesLong-term mortality ratesPerfusion single-photon emissionVentricular ejection fractionIschemic heart diseaseLong-term outcomesProportional hazard modelingLong-term survivalSingle photon emissionCardiac catheterizationNormal LVEFRisk stratificationPerfusion findingsPatient prognosticationHeart diseaseRest scoreLVEFMyocardial perfusionMortality ratePerfusion studiesHazard modelingSignificant predictors