Relative Effectiveness of Letrozole Compared With Tamoxifen for Patients With Lobular Carcinoma in the BIG 1-98 Trial
Metzger Filho O, Giobbie-Hurder A, Mallon E, Gusterson B, Viale G, Winer EP, Thürlimann B, Gelber RD, Colleoni M, Ejlertsen B, Debled M, Price KN, Regan MM, Coates AS, Goldhirsch A. Relative Effectiveness of Letrozole Compared With Tamoxifen for Patients With Lobular Carcinoma in the BIG 1-98 Trial. Journal Of Clinical Oncology 2015, 33: 2772-2779. PMID: 26215945, PMCID: PMC4550691, DOI: 10.1200/jco.2015.60.8133.Peer-Reviewed Original ResearchMeSH KeywordsAdultAntineoplastic Agents, HormonalAntineoplastic Combined Chemotherapy ProtocolsAromatase InhibitorsBiomarkers, TumorBreast NeoplasmsCarcinoma, Ductal, BreastCarcinoma, LobularChemotherapy, AdjuvantDisease-Free SurvivalFemaleHumansKi-67 AntigenLetrozoleMiddle AgedNitrilesReceptor, ErbB-2TamoxifenTreatment OutcomeTriazolesConceptsInvasive ductal carcinomaInvasive lobular carcinomaDisease-free survivalLobular carcinomaDFS eventsDuctal carcinomaLA subtypeBreast International Group (BIG) 1Early-stage invasive ductal carcinomaClassic invasive lobular carcinomaHER2-negative invasive ductal carcinomaKi-67 labeling indexLow proliferative activityMagnitude of benefitAdjuvant letrozoleMedian followBIG 1ILC subsetsMultivariable modelCox modelGroup 1LetrozoleCarcinomaLabeling indexPatients