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
Differences by race in systemic oncologic end-of-life (EOL) care among patients with cancer.
Adelson K, Wang X, Ascha M, Miksad R, Showalter T, Calip G, Gross C, Canavan M. Differences by race in systemic oncologic end-of-life (EOL) care among patients with cancer. Journal Of Clinical Oncology 2021, 39: 137-137. DOI: 10.1200/jco.2020.39.28_suppl.137.Peer-Reviewed Original ResearchBlack patientsWhite patientsAggressive EOL careRetrospective cohort studyPractice-level factorsPractice-level characteristicsRacial differencesDe-identified databaseLogistic regression modelsAnti-cancer therapyElectronic health recordsImmunotherapy eraCohort studyICI useOncologic treatmentPayer cohortHigh patientEOL careAdjusted ratesOutcome measuresEOL treatmentMedicaid coveragePatientsPhysician ratioRoutine practiceTrends in end-of- life (EOL) systemic oncologic treatment in contemporary clinical practice: Insights from real-world data.
Canavan M, Wang X, Ascha M, Miksad R, Showalter T, Calip G, Gross C, Adelson K. Trends in end-of- life (EOL) systemic oncologic treatment in contemporary clinical practice: Insights from real-world data. Journal Of Clinical Oncology 2021, 39: 253-253. DOI: 10.1200/jco.2020.39.28_suppl.253.Peer-Reviewed Original ResearchDay of deathReal-world practiceTraditional chemotherapyCancer treatmentStudy periodPractice-level factorsOverall healthcare utilizationSystemic cancer treatmentRates of chemotherapyDays of lifeDe-identified databaseContemporary clinical practiceLogistic regression modelsElectronic health recordsCancer care organizationsSystemic therapySystemic treatmentOncologic treatmentHealthcare utilizationImmune therapyTargeted therapyStratified analysisHigher total costsLife careOncolytic therapyAdoption of consolidative durvalumab among patients with locally advanced non-small cell lung cancer.
Jairam V, Pasha S, Soulos P, Goldberg S, Yu J, Decker R, Gross C, Park H. Adoption of consolidative durvalumab among patients with locally advanced non-small cell lung cancer. Journal Of Clinical Oncology 2021, 39: e20550-e20550. DOI: 10.1200/jco.2021.39.15_suppl.e20550.Peer-Reviewed Original ResearchNon-small cell lung cancerCell lung cancerTumor characteristicsLung cancerFDA approvalConsolidative durvalumabPatient characteristicsUnresectable stage III non-small cell lung cancerStage III non-small cell lung cancerAdvanced non-small cell lung cancerFirst-line platinum-doublet chemotherapyStudy periodFlatiron Health databasePlatinum-doublet chemotherapyGuideline-concordant carePD-L1 statusMultivariable logistic regressionCochran-Armitage testDe-identified databaseChi-square testDefinitive chemoradiationDoublet chemotherapyEligible patientsPACIFIC trialSurgery detailsImpact 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
2020
The association between Medicaid insurance, biomarker testing, and outcomes in patients with advanced non-small cell lung cancer (aNSCLC).
Gross C, Meyer C, Ogale S, Kent M, Wong W. The association between Medicaid insurance, biomarker testing, and outcomes in patients with advanced non-small cell lung cancer (aNSCLC). Journal Of Clinical Oncology 2020, 38: 89-89. DOI: 10.1200/jco.2020.38.29_suppl.89.Peer-Reviewed Original ResearchBiomarker-driven therapiesBiomarker testingEvidence of testingYear of diagnosisQuality cancer careUS cancer patientsLikelihood of testingDe-identified databaseEvidence of receiptEligible ptsOverall survivalAdjusted analysisContemporary cohortMedicaid insuranceRetrospective studyCancer careCancer patientsWorse outcomesCancer clinicHigh riskCommercial insurancePrivate insuranceAdvanced diagnosisTherapyDiagnosisThe association between Medicare’s next generation sequencing (NGS), national coverage decision (NCD), and NGS utilization.
Wong W, Sheinson D, Ogale S, Flores C, Gross C. The association between Medicare’s next generation sequencing (NGS), national coverage decision (NCD), and NGS utilization. Journal Of Clinical Oncology 2020, 38: 98-98. DOI: 10.1200/jco.2020.38.29_suppl.98.Peer-Reviewed Original ResearchMetastatic breast cancerMetastatic colorectal cancerAdvanced non-small cell lung cancerNational coverage decisionNGS testingUtilization trendsNext-generation sequencingNGS testsNon-small cell lung cancerCell lung cancerInterrupted time series analysisDe-identified databaseDiagnosis dateAdvanced melanomaPrimary cancerRetrospective studyColorectal cancerLung cancerInsurance typeCancer clinicMetastatic cancerBreast cancerUse of NGSTesting ratesCancerUtilization of next-generation sequencing and associated systemic therapy initiation in metastatic prostate cancer.
Yang D, Leapman M, Gross C, Yu J. Utilization of next-generation sequencing and associated systemic therapy initiation in metastatic prostate cancer. Journal Of Clinical Oncology 2020, 38: e19308-e19308. DOI: 10.1200/jco.2020.38.15_suppl.e19308.Peer-Reviewed Original ResearchMetastatic prostate cancerSystemic therapy initiationTherapy initiationNGS test resultsNGS testingSystemic therapyMetastatic diagnosisNGS testsProstate cancerCommon systemic therapySystemic therapy selectionRetrospective observational studyNext-generation sequencing testDe-identified databaseMPC patientsTherapy startClinical outcomesMedian timeTherapy changesTreatment choiceObservational studyTherapy selectionGenomic classifierPatientsTherapyThe adoption of immune checkpoint inhibitors and patterns of care at the end of life.
Riaz F, Gan G, Li F, Davidoff A, Adelson K, Presley C, Adamson B, Shaw P, Parikh R, Mamtani R, Gross C. The adoption of immune checkpoint inhibitors and patterns of care at the end of life. Journal Of Clinical Oncology 2020, 38: 12027-12027. DOI: 10.1200/jco.2020.38.15_suppl.12027.Peer-Reviewed Original ResearchNon-small cell lung cancerImmune checkpoint inhibitorsUse of chemotherapyMSS colon cancerEnd of lifeSystemic therapySystemic cancer therapyColon cancerFDA approvalCheckpoint inhibitorsBiologic therapyPatient characteristicsUse of ICIsCell lung cancerPatterns of careCare of patientsMicrosatellite stable colon cancerPearson's chi-square testPatient-level dataCancer therapyDays of lifeDe-identified databaseSignificant increaseChi-square testAggressive therapyUse of prophylactic cranial irradiation in patients with extensive-stage small cell lung cancer receiving immunotherapy.
Yang D, Jairam V, Park H, Decker R, Chiang A, Gross C, Yu J. Use of prophylactic cranial irradiation in patients with extensive-stage small cell lung cancer receiving immunotherapy. Journal Of Clinical Oncology 2020, 38: e19309-e19309. DOI: 10.1200/jco.2020.38.15_suppl.e19309.Peer-Reviewed Original ResearchExtensive-stage small-cell lung cancerFirst-line chemoSmall cell lung cancerES-SCLC patientsCell lung cancerSurvival benefitIO patientsLung cancerStudy periodFirst-line atezolizumabInitial systemic therapyProphylactic cranial irradiationFirst-line chemotherapyRetrospective cohort analysisContemporary practice patternsDe-identified databaseUse of PCIEffectiveness of PCICHEMO patientsCranial irradiationIO therapyPCI useSystemic therapyMRI surveillancePractice patterns