2021
Uptake and effectiveness of checkpoint inhibitor therapy among trial-ineligible patients with advanced solid malignancies.
Parikh R, Min E, Wileyto E, Riaz F, Gross C, Cohen R, Hubbard R, Long Q, Mamtani R. Uptake and effectiveness of checkpoint inhibitor therapy among trial-ineligible patients with advanced solid malignancies. Journal Of Clinical Oncology 2021, 39: e18595-e18595. DOI: 10.1200/jco.2021.39.15_suppl.e18595.Peer-Reviewed Original ResearchImmune checkpoint inhibitorsNon-ICI therapyAdvanced solid malignanciesICI monotherapyPerformance statusEarly mortalitySolid malignanciesFlatiron Health electronic health record-derived databaseElectronic health record-derived databaseFirst-line immune checkpoint inhibitorsNon-small cell lungInverse probabilityICI combination therapyTrial-ineligible patientsCheckpoint inhibitor therapyECOG performance statusPoor performance statusRetrospective cohort studyPhase III trialsCommunity oncology practicesPivotal clinical trialsMean survival timeTime-varying hazard ratiosPart of standardCheckpoint inhibitors
2020
Uptake of first-line immune checkpoint inhibitors among medically frail patients with advanced solid malignancies.
Parikh R, Cohen R, Min E, Wileyto E, Riaz F, Gross C, Long Q, Mamtani R. Uptake of first-line immune checkpoint inhibitors among medically frail patients with advanced solid malignancies. Journal Of Clinical Oncology 2020, 38: e19316-e19316. DOI: 10.1200/jco.2020.38.15_suppl.e19316.Peer-Reviewed Original ResearchNon-small cell lung cancerAdvanced solid malignanciesEastern Cooperative Oncology Group performance statusUrothelial cell carcinomaRenal cell carcinomaNon-frail patientsFrail patientsSolid malignanciesHepatocellular carcinomaCell carcinomaFlatiron Health electronic health record-derived databaseStage IV non-small cell lung cancerElectronic health record-derived databaseFirst-line immune checkpoint inhibitorsFirst-line ICI treatmentFirst-line systemic therapyImmune checkpoint inhibitor therapyCheckpoint inhibitor therapyImmune checkpoint inhibitorsRetrospective cohort studyFirst-line useElixhauser Comorbidity IndexCell lung cancerMultivariable logistic regressionYears of treatment
2019
Affordable Care Act (ACA) Medicaid expansion impact on racial disparities in time to cancer treatment.
Adamson B, Cohen A, Estevez M, Magee K, Williams E, Gross C, Meropol N, Davidoff A. Affordable Care Act (ACA) Medicaid expansion impact on racial disparities in time to cancer treatment. Journal Of Clinical Oncology 2019, 37: lba1-lba1. DOI: 10.1200/jco.2019.37.18_suppl.lba1.Peer-Reviewed Original ResearchTimely treatmentMedicaid expansionRacial disparitiesFlatiron Health electronic health record-derived databaseElectronic health record-derived databaseCancer ptsDiagnosis dateTreatment startAdvanced cancerMetastatic diagnosisCancer outcomesMetastatic cancerState of residenceHealthcare accessAge 18Private insuranceCancer typesExpansion statusTreatment overallCancer treatmentPractice typeTreatmentAfrican AmericansOutcomesCancerReal-world practice patterns and impact of PD-L1 expression testing in patients with advanced non-small cell lung cancer.
Leapman M, Presley C, Zhu W, Soulos P, Adelson K, Boffa D, Gross C. Real-world practice patterns and impact of PD-L1 expression testing in patients with advanced non-small cell lung cancer. Journal Of Clinical Oncology 2019, 37: 9059-9059. DOI: 10.1200/jco.2019.37.15_suppl.9059.Peer-Reviewed Original ResearchAdvanced non-small cell lung cancerPD-L1 expression testingFirst-line therapyNon-small cell lung cancerPD-L1 expressionPD-L1 testingCell lung cancerLung cancerFlatiron Health electronic health record-derived databaseElectronic health record-derived databaseCell death ligand 1 (PD-L1) expressionFDA approvalDeath ligand 1 (PD-L1) expressionReal-world practice patternsFirst-line treatmentLigand 1 expressionProportion of patientsMonths of diagnosisReal-world careMultivariable logistic regressionCommunity oncology practicesCompanion diagnostic testingExpression testingIdentifiable driver mutationsLine treatment