2022
Association of Lymph Node Sampling and Clinical Volume in Lobectomy for Non–Small Cell Lung Cancer
Udelsman BV, Chang DC, Boffa DJ, Gaissert HA. Association of Lymph Node Sampling and Clinical Volume in Lobectomy for Non–Small Cell Lung Cancer. The Annals Of Thoracic Surgery 2022, 115: 166-173. PMID: 35752354, DOI: 10.1016/j.athoracsur.2022.05.051.Peer-Reviewed Original ResearchConceptsNon-small cell lung cancerHigh-volume centersThoracic Surgeons General Thoracic Surgery DatabaseGeneral Thoracic Surgery DatabaseMedium-volume centersLow-volume centersCell lung cancerThoracic Surgery DatabaseNodal harvestParticipant centersLymph nodesLung cancerSurgery DatabaseLymph node samplingMultivariable logistic regressionHigher center volumeLong-term survivalPotential quality metricElective lobectomyAdjuvant therapyNodal yieldGuideline adherencePrimary outcomeUnivariable analysisMultivariable analysisNonadherence to Multimodality Cancer Treatment Guidelines in the United States
Tchelebi LT, Shen B, Wang M, Potters L, Herman J, Boffa D, Segel JE, Park HS, Zaorsky NG. Nonadherence to Multimodality Cancer Treatment Guidelines in the United States. Advances In Radiation Oncology 2022, 7: 100938. PMID: 35469182, PMCID: PMC9034283, DOI: 10.1016/j.adro.2022.100938.Peer-Reviewed Original ResearchGuideline-concordant treatmentAnal cancerMultimodality treatmentRectal cancerCervical cancerLung cancerAdvanced non-small cell lung cancerNasopharynx cancerNon-small cell lung cancerNonmetastatic anal cancerNational Cancer DatabasePercent of patientsAdvanced cervical cancerCancer treatment guidelinesCell lung cancerMultivariable logistic regressionPrimary tumor siteLow-volume facilitiesTreatment guidelinesComorbid conditionsCancer DatabaseOdds ratioNational guidelinesPatientsConfounding variables
2021
Change in facility-level share of Medicaid patients with cancer following implementation of the affordable care act.
Buck M, Demkowicz P, Nie J, Marks V, Salazar M, Kenney P, Boffa D, Leapman M. Change in facility-level share of Medicaid patients with cancer following implementation of the affordable care act. Journal Of Clinical Oncology 2021, 39: e18543-e18543. DOI: 10.1200/jco.2021.39.15_suppl.e18543.Peer-Reviewed Original ResearchProportion of MedicaidAffordable Care ActMedicaid patientsMedicaid expansionFacility-level changesFacility-level policiesNational Cancer DatabasePrimary study endpointProportion of patientsInsurance coverageMultivariable logistic regressionExpansion statesCare ActFacility-level factorsMedicaid expansion statesNon-expansion statesAdult patientsStudy endpointAdjusted differenceCancer DatabaseMedicaid populationEligible facilitiesPatientsCancerLogistic regression
2019
Real-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
2016
The differential impact of preoperative comorbidity on perioperative outcomes following thoracoscopic and open lobectomies
Jawitz OK, Wang Z, Boffa DJ, Detterbeck FC, Blasberg JD, Kim AW. The differential impact of preoperative comorbidity on perioperative outcomes following thoracoscopic and open lobectomies. European Journal Of Cardio-Thoracic Surgery 2016, 51: 169-174. PMID: 27458143, DOI: 10.1093/ejcts/ezw239.Peer-Reviewed Original ResearchConceptsNationwide Inpatient SampleOpen lobectomyPostoperative lengthVATS lobectomyLobectomy patientsVideo-assisted thoracoscopic surgery lobectomyBenign lung conditionsOpen lobectomy patientsPerioperative pulmonary complicationsVATS lobectomy patientsNumber of comorbiditiesNon-elective admissionsCell lung cancerMultivariable logistic regressionThoracoscopic surgery lobectomyStandard of careUtilization Project databasePreoperative patient comorbiditiesCumulative incidence modelsLogistic regression modellingHospital mortalityPreoperative comorbiditiesPulmonary complicationsGreater comorbidityPerioperative outcomes