2021
Geographic Access to Radiation Therapy Facilities in the United States
Maroongroge S, Wallington D, Taylor P, Zhu D, Guadagnolo B, Smith B, Yu J, Ballas L. Geographic Access to Radiation Therapy Facilities in the United States. International Journal Of Radiation Oncology • Biology • Physics 2021, 112: 600-610. PMID: 34762972, DOI: 10.1016/j.ijrobp.2021.10.144.Peer-Reviewed Original ResearchConceptsRadiation therapyRT facilitiesGeographic accessOlder median ageRadiation therapy facilitiesMeasures of geographic accessU.S. populationMedian ageRT accessZIP Code Tabulation AreasState purposesLogistic regressionTherapy facilitiesHigher incomeLinear acceleratorPercentage pointsImprove accessPopulation-level measuresUnited States
2019
Income disparities in needle biopsy patients prior to breast cancer surgery across physician peer groups
Killelea BK, Herrin J, Soulos PR, Pollack CE, Forman HP, Yu J, Xu X, Tannenbaum S, Wang SY, Gross CP. Income disparities in needle biopsy patients prior to breast cancer surgery across physician peer groups. Breast Cancer 2019, 27: 381-388. PMID: 31792804, PMCID: PMC7512133, DOI: 10.1007/s12282-019-01028-4.Peer-Reviewed Original ResearchConceptsPhysician peer groupsLow-income patientsNeedle biopsyOdds ratioHigh-income patientsBreast cancer surgeryMethodsThe SurveillanceCancer surgeryIncome patientsMedicare databaseBiopsy patientsMedicare beneficiariesPatientsBiopsyLow incomeGroupDisparitiesReceiptEnd resultHigher incomeSurgeryPeer groupEpidemiologyFurther workGroup-level effects