2023
Treatment patterns and real-world effectiveness of rituximab maintenance in older patients with mantle cell lymphoma: a population-based analysis
Di M, Long J, Kothari S, Sethi T, Zeidan A, Podoltsev N, Shallis R, Wang R, Ma X, Huntington S. Treatment patterns and real-world effectiveness of rituximab maintenance in older patients with mantle cell lymphoma: a population-based analysis. Haematologica 2023, 108: 2218-2223. PMID: 36655436, PMCID: PMC10388284, DOI: 10.3324/haematol.2022.282252.Peer-Reviewed Original Research
2021
Clinical effectiveness of DNA methyltransferase inhibitors and lenalidomide in older patients with refractory anemia with ring sideroblasts: a population-based study in the United States
Wang X, Zeidan AM, Wang R, Bewersdorf JP, Zhang C, Podoltsev NA, Huntington SF, Gore SD, Ma X. Clinical effectiveness of DNA methyltransferase inhibitors and lenalidomide in older patients with refractory anemia with ring sideroblasts: a population-based study in the United States. Leukemia & Lymphoma 2021, 62: 2438-2447. PMID: 33899659, DOI: 10.1080/10428194.2021.1913142.Peer-Reviewed Original ResearchConceptsPopulation-based studyDNA methyltransferase inhibitorRARS patientsRefractory anemiaRing sideroblastsRed blood cell transfusion independenceEnd Results-Medicare databaseLower-risk myelodysplastic syndromesPopulation-based cohortMethyltransferase inhibitorRBC-TIMedian durationMedian survivalOlder patientsTransfusion independenceTreatment initiationMyelodysplastic syndromeClinical effectivenessBetter survivalLenalidomideTreatment groupsPatientsRS statusOlder adultsAnemia
2020
Clinical outcomes of older patients with AML receiving hypomethylating agents: a large population-based study in the United States
Zeidan AM, Wang R, Wang X, Shallis RM, Podoltsev NA, Bewersdorf JP, Huntington SF, Neparidze N, Giri S, Gore SD, Davidoff AJ, Ma X. Clinical outcomes of older patients with AML receiving hypomethylating agents: a large population-based study in the United States. Blood Advances 2020, 4: 2192-2201. PMID: 32433746, PMCID: PMC7252544, DOI: 10.1182/bloodadvances.2020001779.Peer-Reviewed Original ResearchMeSH KeywordsAgedDecitabineHumansLeukemia, Myeloid, AcuteMedicareRetrospective StudiesTreatment OutcomeUnited StatesConceptsAcute myeloid leukemiaDecitabine-treated patientsTransfusion independenceRed blood cell transfusion independenceLarge population-based studyOlder AML patientsRBC transfusion independenceEnd Results-MedicarePopulation-based studyStandard of careAgent azacitidineMedian survivalOlder patientsIntensive therapyAML patientsClinical outcomesClinical benefitMyeloid leukemiaMortality riskPatientsAzacitidineDecitabineOlder adultsOne-thirdMeaningful differences
2019
Physician Experience and Risk of Rituximab Discontinuation in Older Adults With Non-Hodgkin's Lymphoma.
Huntington SF, Hoag JR, Wang R, Zeidan AM, Giri S, Gore SD, Ma X, Gross CP, Davidoff AJ. Physician Experience and Risk of Rituximab Discontinuation in Older Adults With Non-Hodgkin's Lymphoma. Journal Of The National Comprehensive Cancer Network 2019, 17: 1194-1202. PMID: 31590152, DOI: 10.6004/jnccn.2019.7314.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAntineoplastic Agents, ImmunologicalFemaleHumansLymphoma, Non-HodgkinMaleRituximabTreatment OutcomeConceptsRituximab discontinuationRituximab initiationHodgkin's lymphomaRelative riskPhysician experienceHigh-quality cancer careOlder adultsInitiation of rituximabEarly treatment discontinuationInfusion-related reactionsPopulation-based studySEER-Medicare dataNon-Hodgkin lymphomaModified Poisson regressionCancer treatment outcomesEarly discontinuationTreatment discontinuationAnticancer immunotherapyPhysician volumeCancer careImproved outcomesOncologists' experiencesTreatment outcomesDiscontinuationRituximabRBC transfusion independence among lower risk MDS patients receiving hypomethylating agents: a population-level analysis
Zeidan AM, Zhu W, Stahl M, Wang R, Huntington SF, Giri S, Podoltsev NA, Gore SD, Ma X, Davidoff AJ. RBC transfusion independence among lower risk MDS patients receiving hypomethylating agents: a population-level analysis. Leukemia & Lymphoma 2019, 60: 3181-3187. PMID: 31170846, DOI: 10.1080/10428194.2019.1622700.Peer-Reviewed Original ResearchConceptsRBC transfusion independenceLR-MDS patientsTransfusion independenceHMA initiationRBC transfusionClinical effectivenessReal-life clinical effectivenessRed blood cell transfusionLower-risk myelodysplastic syndromesLow-risk MDS patientsRisk MDS patientsBlood cell transfusionRisk myelodysplastic syndromesHMA therapyLR-MDSCell transfusionMost patientsDisease courseMDS patientsMedicare databaseMyelodysplastic syndromePopulation-level estimatesLower oddsTransfusionPatientsImpact of Hydroxyurea on Survival and Risk of Thrombosis Among Older Patients With Essential Thrombocythemia.
Podoltsev NA, Zhu M, Zeidan AM, Wang R, Wang X, Davidoff AJ, Huntington SF, Giri S, Gore SD, Ma X. Impact of Hydroxyurea on Survival and Risk of Thrombosis Among Older Patients With Essential Thrombocythemia. Journal Of The National Comprehensive Cancer Network 2019, 17: 211-219. PMID: 30865915, DOI: 10.6004/jnccn.2018.7095.Peer-Reviewed Original ResearchConceptsImpact of hydroxyureaThrombotic eventsEssential thrombocythemiaEffect of hydroxyureaOlder patientsOverall survivalLower riskMultivariable Cox proportional hazards regression modelsCox proportional hazards regression modelHigh-risk essential thrombocythemiaProportional hazards regression modelsRetrospective cohort studyRisk of deathSEER-Medicare databaseHazards regression modelsRisk of thrombosisHU usersFrontline therapyCohort studyCurrent guidelinesStudy populationPatientsReal-world settingThrombosisOlder adults
2018
Oncologist volume and outcomes in older adults diagnosed with diffuse large B cell lymphoma
Huntington SF, Hoag JR, Zhu W, Wang R, Zeidan AM, Giri S, Podoltsev NA, Gore SD, Ma X, Gross CP, Davidoff AJ. Oncologist volume and outcomes in older adults diagnosed with diffuse large B cell lymphoma. Cancer 2018, 124: 4211-4220. PMID: 30216436, PMCID: PMC6263848, DOI: 10.1002/cncr.31688.Peer-Reviewed Original ResearchConceptsDiffuse large B-cell lymphomaLarge B-cell lymphomaB-cell lymphomaOlder adultsCell lymphomaPopulation-based cohort analysisHigh-quality cancer careAnthracycline-containing regimenGuideline-adherent therapyHigh-volume providersNumber of patientsLook-back periodCytotoxic regimensSystemic therapyImproved survivalClinical outcomesReduced hospitalizationsLymphoma patientsCancer careCohort analysisMedicare beneficiariesComplex surgeryDLBCL casesLymphomaClinical volumeSelection of patients with myelodysplastic syndromes from a large electronic medical records database and a study of the use of disease-modifying therapy in the United States
Ma X, Steensma DP, Scott BL, Kiselev P, Sugrue MM, Swern AS. Selection of patients with myelodysplastic syndromes from a large electronic medical records database and a study of the use of disease-modifying therapy in the United States. BMJ Open 2018, 8: e019955. PMID: 30037860, PMCID: PMC6059277, DOI: 10.1136/bmjopen-2017-019955.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAnemiaAzacitidineDatabases, FactualDecitabineElectronic Health RecordsEnzyme InhibitorsFemaleHematinicsHumansImmunologic FactorsIron Chelating AgentsLenalidomideMaleMiddle AgedMultivariate AnalysisMyelodysplastic SyndromesProportional Hazards ModelsRecurrenceRetrospective StudiesThalidomideTreatment OutcomeUnited StatesConceptsDisease-modifying therapiesErythropoiesis-stimulating agentsElectronic medical record databaseMyelodysplastic syndromeMedical record databasePatient characteristicsTreatment patternsGE Centricity Electronic Medical Records databaseRecord databaseLow baseline hemoglobin levelMultivariable Cox regression modelsLarge electronic medical record databaseBaseline hemoglobin levelAbsence of comorbiditiesFirst-line treatmentMajority of patientsSelection of patientsCox regression modelIron chelation therapyAgent azacitidineMore comorbiditiesHemoglobin levelsMale genderClinical trialsChelation therapyCounseling patients with higher-risk MDS regarding survival with azacitidine therapy: are we using realistic estimates?
Zeidan AM, Stahl M, DeVeaux M, Giri S, Huntington S, Podoltsev N, Wang R, Ma X, Davidoff AJ, Gore SD. Counseling patients with higher-risk MDS regarding survival with azacitidine therapy: are we using realistic estimates? Blood Cancer Journal 2018, 8: 55. PMID: 29891916, PMCID: PMC5995881, DOI: 10.1038/s41408-018-0081-8.Peer-Reviewed Original Research
2016
Comparative clinical effectiveness of azacitidine versus decitabine in older patients with myelodysplastic syndromes
Zeidan AM, Davidoff AJ, Long JB, Hu X, Wang R, Ma X, Gross CP, Abel GA, Huntington SF, Podoltsev NA, Hajime U, Prebet T, Gore SD. Comparative clinical effectiveness of azacitidine versus decitabine in older patients with myelodysplastic syndromes. British Journal Of Haematology 2016, 175: 829-840. PMID: 27650975, DOI: 10.1111/bjh.14305.Peer-Reviewed Original ResearchConceptsMyelodysplastic syndromeRAEB patientsMedian survivalClinical trialsMultivariate Cox proportional hazards modelCox proportional hazards modelKaplan-Meier methodPopulation-based survivalSignificant survival differenceComparative clinical effectivenessProportional hazards modelAgent azacitidineHMA initiationExcess blastsOlder patientsRandomized trialsHistological subtypesRefractory anemiaClinical effectivenessSurvival differencesSubset analysisSurvival advantageHazards modelPatientsDecitabineModest improvement in survival of patients with refractory anemia with excess blasts in the hypomethylating agents era in the United States
Zeidan AM, Wang R, Gross CP, Gore SD, Huntington SF, Prebet T, Abel GA, Davidoff AJ, Ma X. Modest improvement in survival of patients with refractory anemia with excess blasts in the hypomethylating agents era in the United States. Leukemia & Lymphoma 2016, 58: 982-985. PMID: 27558206, DOI: 10.1080/10428194.2016.1214954.Peer-Reviewed Original Research
2012
Patterns of subsequent malignancies after Hodgkin lymphoma in children and adults
Omer B, Kadan‐Lottick N, Roberts KB, Wang R, Demsky C, Kupfer GM, Cooper D, Seropian S, Ma X. Patterns of subsequent malignancies after Hodgkin lymphoma in children and adults. British Journal Of Haematology 2012, 158: 615-625. PMID: 22775513, DOI: 10.1111/j.1365-2141.2012.09211.x.Peer-Reviewed Original ResearchConceptsSecond malignant neoplasmsStandardized incidence ratiosSolid second malignant neoplasmsExtended field radiotherapyRecent treatment optionsLow-dose radiationSMN riskSubsequent malignanciesModality therapyIncidence ratiosHodgkin's lymphomaTreatment optionsMalignant neoplasmsSubgroup analysisCMT groupLower incidenceHigh riskGeneral populationAlkylator chemotherapyPatientsDose radiationRiskRadiotherapyChildrenAdults
2010
Pattern of hypomethylating agents use among elderly patients with myelodysplastic syndromes
Wang R, Gross CP, Maggiore RJ, Halene S, Soulos PR, Raza A, Galili N, Ma X. Pattern of hypomethylating agents use among elderly patients with myelodysplastic syndromes. Leukemia Research 2010, 35: 904-908. PMID: 21067809, PMCID: PMC3114277, DOI: 10.1016/j.leukres.2010.10.007.Peer-Reviewed Original ResearchConceptsMyelodysplastic syndromePatient characteristicsRefractory anemiaMultivariate logistic regression modelMultiple patient characteristicsPopulation-based studyUse of HMAsLogistic regression modelsElderly patientsExcess blastsMultilineage dysplasiaRefractory cytopeniaMDS patientsPatientsComorbiditiesAnemiaSyndromeHigher chanceRegression modelsHMAsAgentsIntroduction periodCytopeniasDysplasiaCancer