2023
Survival analysis of patients treated at oncology practices with more aggressive end-of-life practice patterns.
Canavan M, Wang X, Ascha M, Miksad R, Showalter T, Calip G, Gross C, Adelson K. Survival analysis of patients treated at oncology practices with more aggressive end-of-life practice patterns. Journal Of Clinical Oncology 2023, 41: 6562-6562. DOI: 10.1200/jco.2023.41.16_suppl.6562.Peer-Reviewed Original ResearchReal-world overall survivalSystemic anticancer therapySurvival analysisNon-small cell lungCox proportional hazards modelPractice-level factorsRenal cell carcinomaProportional hazards modelCommon cancer typesDe-identified databaseElectronic health recordsAdvanced diseaseAdult patientsHazard ratioMetastatic diseaseMost patientsOverall survivalSurvival benefitSystemic treatmentAggressive endPrimary outcomeCell carcinomaCell lungPrimary exposureCancer patients
2021
Patient- and provider-level predictors of mortality among patients with metastatic renal cell carcinoma receiving oral anticancer agents.
Spees L, Dinan M, Jackson B, Baggett C, Wilson L, Greiner M, Kaye D, Zhang T, George D, Scales C, Pritchard J, Leapman M, Gross C, Wheeler S. Patient- and provider-level predictors of mortality among patients with metastatic renal cell carcinoma receiving oral anticancer agents. Journal Of Clinical Oncology 2021, 39: 116-116. DOI: 10.1200/jco.2020.39.28_suppl.116.Peer-Reviewed Original ResearchMetastatic renal cell carcinomaOral anti-cancer agentsPatients' clinical characteristicsProvider-level factorsCause mortalityRenal cell carcinomaClinical characteristicsHazard ratioMetastatic diagnosisCell carcinomaState cancer registry dataCox proportional hazards modelProvider-level predictorsLower overall survivalOral anticancer agentsCancer registry dataReal-world populationProportional hazards modelSkilled nursing facilitiesProvider Enumeration SystemAnti-cancer agentsIndex dateOverall survivalPatient demographicsBlack patientsImpact of COVID-19 pandemic on time to treatment initiation for patients with advanced cancer.
Takvorian S, Parikh R, Vader D, Wileyto E, Clark A, Lee D, Goyal G, Rocque G, Dotan E, Geynisman D, Phull P, Spiess P, Kim R, Davidoff A, Gross C, Miksad R, Calip G, Shulman L, Mamtani R, Hubbard R. Impact of COVID-19 pandemic on time to treatment initiation for patients with advanced cancer. Journal Of Clinical Oncology 2021, 39: 1528-1528. DOI: 10.1200/jco.2021.39.15_suppl.1528.Peer-Reviewed Original ResearchAdvanced solid cancersTreatment initiationAdvanced cancer diagnosisAdvanced cancerSolid cancersCancer typesCox proportional hazards modelCOVID-19 pandemicSystemic therapy initiationSystemic treatment initiationTimely care deliveryDe novo cancerDe novo diseaseAdvanced breast cancerCancer diagnosisLife-prolonging therapiesProportional hazards modelInterrupted time series analysisDe-identified databaseProbability of treatmentNovo diseaseTherapy initiationNovo cancerPerformance statusClinical outcomes
2017
Physician volume and discontinuation of rituximab during lymphoma treatment.
Huntington S, Long J, Hoag J, Wang R, Zeidan A, Giri S, Gore S, Ma X, Gross C, Davidoff A. Physician volume and discontinuation of rituximab during lymphoma treatment. Journal Of Clinical Oncology 2017, 35: 6593-6593. DOI: 10.1200/jco.2017.35.15_suppl.6593.Peer-Reviewed Original ResearchNon-Hodgkin lymphomaEarly discontinuationRituximab discontinuationPhysician volumeProvider volumeEnd Results-Medicare dataB-cell non-Hodgkin lymphomaCell non-Hodgkin lymphomaCox proportional hazards modelDiscontinuation of rituximabSevere infusion reactionsRetrospective cohort studyImpact of discontinuationDays of initiationProportional hazards modelDose-dependent mannerRituximab cyclesRituximab initiationInfusion reactionsOverall survivalCohort studyPrimary outcomeSystemic treatmentLymphoma treatmentRelative risk
2015
Comparative Effectiveness of Azacitidine Versus Decitabine Among Older Adults Diagnosed with Higher-Risk Myelodysplastic Syndromes (HR-MDS)
Zeidan A, Long J, Hall J, Wang R, Huntington S, Abel G, Prebet T, Podoltsev N, Gross C, Gore S, Ma X, Davidoff A. Comparative Effectiveness of Azacitidine Versus Decitabine Among Older Adults Diagnosed with Higher-Risk Myelodysplastic Syndromes (HR-MDS). Blood 2015, 126: 3285. DOI: 10.1182/blood.v126.23.3285.3285.Peer-Reviewed Original ResearchHigh-risk myelodysplastic syndromeHR-MDS patientsKaplan-Meier survival curvesEnd of studyHMA initiationMedian OSClinical trialsComorbidity countHazard ratioHigh school educationClinical practiceMultivariate Cox proportional hazards modelSurvival curvesEnd Results-Medicare databaseMedian household incomeRandomized phase III trialReal-world clinical practiceCox proportional hazards modelOlder MDS patientsDisability Status ScoreRetrospective cohort studyOverall survival advantagePhase III trialsYear of diagnosisErythropoiesis-stimulating agents