2014
Risk Factors for Death in 632 Patients with Sickle Cell Disease in the United States and United Kingdom
Gladwin M, Barst R, Gibbs J, Hildesheim M, Sachdev V, Nouraie M, Hassell K, Little J, Schraufnagel D, Krishnamurti L, Novelli E, Girgis R, Morris C, Rosenzweig E, Badesch D, Lanzkron S, Castro O, Taylor J, Goldsmith J, Kato G, Gordeuk V, Machado R, Investigators and Patients O. Risk Factors for Death in 632 Patients with Sickle Cell Disease in the United States and United Kingdom. PLOS ONE 2014, 9: e99489. PMID: 24988120, PMCID: PMC4079316, DOI: 10.1371/journal.pone.0099489.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnemia, Sickle CellBlood Flow VelocityBlood PressureCohort StudiesCreatinineFemaleFerritinsFollow-Up StudiesHemolysisHumansHypertension, PulmonaryKaplan-Meier EstimateMaleMiddle AgedNatriuretic Peptide, BrainPeptide FragmentsProportional Hazards ModelsRisk FactorsSeverity of Illness IndexUnited KingdomUnited StatesWalkingConceptsTricuspid regurgitation velocitySickle cell diseaseNT-proBNPCell diseaseMean pulmonary artery pressurePg/Pulmonary artery systolic pressurePulmonary artery pressureRisk of deathCause of mortalityPositive predictive valuePg/mLArtery pressurePulmonary hypertensionChronic transfusionScreening cohortHemolytic markersSystolic pressureCumulative survivalMale genderRisk factorsHigh riskPredictive valueClass IIIPatients
2012
Risk Factors for Death in 632 Patients with Sickle Cell Anemia in the United States and United Kingdom
Gladwin M, Barst R, Gibbs J, Hildesheim M, Sachdev V, Nouraie M, Hassell K, Little J, Schraufnagel D, Krishnamurti L, Novelli E, Girgis R, Zhang Y, Morris C, Rosenzweig E, Badesch D, Lanzkron S, Castro O, Taylor J, Goldsmith J, Gordeuk V, Kato G, Machado R. Risk Factors for Death in 632 Patients with Sickle Cell Anemia in the United States and United Kingdom. Blood 2012, 120: 3240. DOI: 10.1182/blood.v120.21.3240.3240.Peer-Reviewed Original ResearchTricuspid regurgitant jet velocityHigher tricuspid regurgitant jet velocityProportional hazards regression analysisHigher NT-proBNPUnadjusted hazard ratioNT-proBNPHazards regression analysisSickle cell diseasePulmonary hypertensionRisk factorsGlaxo Smith KlineAspartate aminotransferaseHazard ratioCell diseaseCox proportional hazards regression analysisMean pulmonary artery pressureSix-minute walk distanceSickle cell disease patientsPopulation screening studiesPulmonary artery pressureRight heart catheterizationRegurgitant jet velocityRisk of deathDoppler echocardiographic measurementsScreening study
2011
Echocardiographic Markers of Elevated Pulmonary Pressure and Left Ventricular Diastolic Dysfunction Are Associated With Exercise Intolerance in Adults and Adolescents With Homozygous Sickle Cell Anemia in the United States and United Kingdom
Sachdev V, Kato G, Gibbs J, Barst R, Machado R, Nouraie M, Hassell K, Little J, Schraufnagel D, Krishnamurti L, Novelli E, Girgis R, Morris C, Rosenzweig E, Badesch D, Lanzkron S, Castro O, Taylor J, Hannoush H, Goldsmith J, Gladwin M, Gordeuk V. Echocardiographic Markers of Elevated Pulmonary Pressure and Left Ventricular Diastolic Dysfunction Are Associated With Exercise Intolerance in Adults and Adolescents With Homozygous Sickle Cell Anemia in the United States and United Kingdom. Circulation 2011, 124: 1452-1460. PMID: 21900080, PMCID: PMC3183314, DOI: 10.1161/circulationaha.111.032920.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAgedAnemia, Sickle CellChildEchocardiographyExercise TestExercise ToleranceFamilial Primary Pulmonary HypertensionFemaleHomozygoteHumansHypertension, PulmonaryMaleMiddle AgedMultivariate AnalysisPredictive Value of TestsProspective StudiesPulmonary ArteryTricuspid Valve InsufficiencyUnited KingdomUnited StatesVentricular Dysfunction, LeftYoung AdultConceptsTricuspid regurgitation velocitySickle cell diseaseSickle cell anemiaVentricular diastolic dysfunctionDiastolic dysfunctionCell diseaseCell anemiaPulmonary hypertensionExercise capacityWalk distanceElevated pulmonary artery systolic pressurePulmonary artery systolic pressureSystolic pulmonary artery pressureHomozygous sickle cell anemiaPulmonary pressure elevationLV diastolic dysfunctionLV filling pressurePoor exercise capacityPulmonary artery pressureElevated pulmonary pressuresLong-term outcomesHomozygous hemoglobin SBlood urea nitrogenArtery pressureEchocardiographic markers