Featured Publications
Outcomes and Care Quality Metrics for Women of Reproductive Age Living With Rheumatic Heart Disease in Uganda
Chang A, Nabbaale J, Okello E, Ssinabulya I, Barry M, Beaton A, Webel A, Longenecker C. Outcomes and Care Quality Metrics for Women of Reproductive Age Living With Rheumatic Heart Disease in Uganda. Journal Of The American Heart Association 2020, 9: e015562. PMID: 32295465, PMCID: PMC7428530, DOI: 10.1161/jaha.119.015562.Peer-Reviewed Original ResearchMeSH KeywordsAdolescentAdultAge FactorsAnticoagulantsComorbidityFemaleHealthcare DisparitiesHumansMaleMedication AdherenceOutcome and Process Assessment, Health CareQuality Indicators, Health CareRegistriesReproductive HealthRetention in CareRetrospective StudiesRheumatic Heart DiseaseRisk AssessmentRisk FactorsSex FactorsTime FactorsTreatment OutcomeUgandaWomen's HealthYoung AdultConceptsRheumatic heart diseaseWomen of reproductive ageHeart diseaseReproductive ageClinical rheumatic heart diseaseRheumatic Heart Disease RegistryAdherence to guideline-based therapyNew York Heart Association class III-IV heart failurePrescription of warfarinRisk of cardiovascular complicationsCox proportional hazards modelsProportional hazards modelRetrospective cohort studyGuideline-based therapyAdherence ratesDisease RegistryCohort studyAnticoagulant prescriptionSub-Saharan AfricaAnticoagulant useCardiovascular complicationsClinical outcomesCompare comorbiditiesHazards modelHeart failure
2023
Clinical Profile and Outcomes of Rheumatic Heart Disease Patients Undergoing Surgical Valve Procedures in Uganda
Rwebembera J, Chang A, Kitooleko S, Kaudha G, de Loizaga S, Nalule M, Ahabwe K, Zhang W, Okello E, Sinha P, Mwambu T, Sable C, Beaton A, Longenecker C. Clinical Profile and Outcomes of Rheumatic Heart Disease Patients Undergoing Surgical Valve Procedures in Uganda. Global Heart 2023, 18: 62. PMID: 38028964, PMCID: PMC10655755, DOI: 10.5334/gh.1260.Peer-Reviewed Original ResearchConceptsRheumatic heart diseaseAcute rheumatic feverComplication of acute rheumatic feverHeart diseaseValve surgery proceduresPost-operative survivalCohort of patientsProportion of patientsOutcome of operated patientsRetrospective cohort studyFifteen-year survivalValvular heart diseaseChronic valvular heart diseaseLong-term complicationsMortality of patientsValve surgeryValve repairValvular operationsValve proceduresPublic health problemRe-operationValve replacementSurgical managementUgandan patientsValvular interventions
2021
Preoperative Computed Tomography Angiography Reveals Leaflet-Specific Calcification and Excursion Patterns in Aortic Stenosis
Chen I, Vedula V, Malik S, Liang T, Chang A, Chung K, Sayed N, Tsao P, Giacomini J, Marsden A, Wu J. Preoperative Computed Tomography Angiography Reveals Leaflet-Specific Calcification and Excursion Patterns in Aortic Stenosis. Circulation Cardiovascular Imaging 2021, 14: 1122-1132. PMID: 34915729, PMCID: PMC9206593, DOI: 10.1161/circimaging.121.012884.Peer-Reviewed Original ResearchConceptsAortic valve areaAortic stenosisNoncoronary cuspMale patientsCalcium scoreCoronary cuspValve areaNormal valvesEvaluation of aortic stenosisTranscatheter aortic valve replacementAortic valve replacementComputed tomography angiogramRight coronary cuspLeft coronary cuspNormal aortic valveRight coronary arteryAS severityValve replacementLeaflet thickeningOstial occlusionCalcification loadAortic valveLeaflet excursionCoronary arteryPatients
2018
Association of Healthcare Plan with atrial fibrillation prescription patterns
Chang A, Askari M, Fan J, Heidenreich P, Ho P, Mahaffey K, Ullal A, Perino A, Turakhia M. Association of Healthcare Plan with atrial fibrillation prescription patterns. Clinical Cardiology 2018, 41: 1136-1143. PMID: 30098034, PMCID: PMC6489790, DOI: 10.1002/clc.23042.Peer-Reviewed Original ResearchConceptsNon-vitamin K-dependent oral anticoagulantsPrimary care physiciansAtrial fibrillationHealthcare planningOral anticoagulantsPlanned patientsOdds of OAC prescriptionAF diagnosisPrescription of oral anticoagulantsRhythm control agentsRhythm control medicationsRetrospective cohort studyAF treatment strategiesReceipt of therapyPharmaceutical claims databaseAssociated with lower useIndex AF diagnosisReceipt of medicationsOAC prescriptionMedian timeLogistic regression modelsAF therapyPrescription patternsTreatment strategiesCohort studyPatient and facility variation in costs of catheter ablation for atrial fibrillation
Perino A, Fan J, Schmitt S, Kaiser D, Heidenreich P, Narayan S, Wang P, Chang A, Turakhia M. Patient and facility variation in costs of catheter ablation for atrial fibrillation. Journal Of Cardiovascular Electrophysiology 2018, 29: 1081-1088. PMID: 29864193, PMCID: PMC6469652, DOI: 10.1111/jce.13655.Peer-Reviewed Original Research