2010
Outcomes following local therapy for early-stage breast cancer in non-trial populations
Keating NL, Landrum MB, Brooks JM, Chrischilles EA, Winer EP, Wright K, Volya R. Outcomes following local therapy for early-stage breast cancer in non-trial populations. Breast Cancer Research And Treatment 2010, 125: 803-813. PMID: 20376555, PMCID: PMC2924956, DOI: 10.1007/s10549-010-0865-4.Peer-Reviewed Original ResearchConceptsBreast-conserving surgeryEarly-stage breast cancerClinical trialsBreast cancerEarly-stage breast cancer patientsPrimary breast cancer therapyPrimary breast cancer treatmentEnd Results cancer registryNon-trial populationBreast cancer patientsPopulation-based dataBreast cancer treatmentBreast cancer therapyNon-selected populationPropensity score analysisMedicare administrative dataMore mastectomiesPrimary therapyLocal therapySurveillance EpidemiologyAdjusted survivalCancer RegistryCancer patientsHospital characteristicsMastectomy
2005
The association of ambulatory care with breast cancer stage at diagnosis among medicare beneficiaries
Keating NL, Landrum MB, Ayanian JZ, Winer EP, Guadagnoli E. The association of ambulatory care with breast cancer stage at diagnosis among medicare beneficiaries. Journal Of General Internal Medicine 2005, 20: 38-44. PMID: 15693926, PMCID: PMC1490029, DOI: 10.1111/j.1525-1497.2004.40079.x.Peer-Reviewed Original ResearchConceptsPrimary care physiciansCare physiciansBreast cancer diagnosisAdvanced cancerOutpatient careNumber of visitsMedical specialistsAdvanced stage diagnosisPreventive care visitsRetrospective cohort studyCancer diagnosisBreast cancer stagePercent of womenPopulation-based sampleCare visitsCohort studyCancer RegistryCancer stageUse of servicesElderly womenAdjusted ratesBreast cancerLower median incomeAmbulatory careHigh risk