2021
Updated Standardized Definitions for Efficacy End Points (STEEP) in Adjuvant Breast Cancer Clinical Trials: STEEP Version 2.0
Tolaney SM, Garrett-Mayer E, White J, Blinder VS, Foster JC, Amiri-Kordestani L, Hwang ES, Bliss JM, Rakovitch E, Perlmutter J, Spears PA, Frank E, Tung NM, Elias AD, Cameron D, Denduluri N, Best AF, DiLeo A, Baizer L, Butler LP, Schwartz E, Winer EP, Korde LA. Updated Standardized Definitions for Efficacy End Points (STEEP) in Adjuvant Breast Cancer Clinical Trials: STEEP Version 2.0. Journal Of Clinical Oncology 2021, 39: 2720-2731. PMID: 34003702, PMCID: PMC10166345, DOI: 10.1200/jco.20.03613.Peer-Reviewed Original ResearchConceptsEfficacy end pointPrimary end pointBreast cancer clinical trialsPrimary cancerCancer clinical trialsEnd pointStandardized definitionsRecurrence rateClinical trialsInvasive disease-free survival eventsTherapy trialsBreast cancer-free survivalDisease-free survival eventsNon-breast cancer deathPrimary efficacy end pointClinical trial end pointsPhase III breast cancer trialsCancer-free survivalSecond primary cancerTrial end pointsAdditional end pointsBreast cancer trialsLow-risk populationPatient-reported outcomesSurvival end points
2014
Trastuzumab Plus Adjuvant Chemotherapy for Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer: Planned Joint Analysis of Overall Survival From NSABP B-31 and NCCTG N9831
Perez EA, Romond EH, Suman VJ, Jeong JH, Sledge G, Geyer CE, Martino S, Rastogi P, Gralow J, Swain SM, Winer EP, Colon-Otero G, Davidson NE, Mamounas E, Zujewski JA, Wolmark N. Trastuzumab Plus Adjuvant Chemotherapy for Human Epidermal Growth Factor Receptor 2–Positive Breast Cancer: Planned Joint Analysis of Overall Survival From NSABP B-31 and NCCTG N9831. Journal Of Clinical Oncology 2014, 32: 3744-3752. PMID: 25332249, PMCID: PMC4226805, DOI: 10.1200/jco.2014.55.5730.Peer-Reviewed Original ResearchConceptsHuman epidermal growth factor receptorOverall survivalBreast cancerEpidermal growth factor receptorGrowth factor receptorNCCTG N9831NSABP BEarly-Stage Human Epidermal Growth Factor ReceptorHER2-positive operable breast cancerNational Surgical Adjuvant BreastLarge adjuvant trialsOperable breast cancerAddition of trastuzumabAnti-HER2 agentsFactor receptorSurvival end pointsBreast cancer resultsDFS ratesOverall DFSAdjuvant BreastAdjuvant chemotherapyAdjuvant trialsOS ratesMedian timePatient subgroups