Adjuvant Systemic Treatment for (ER)-Positive HER2-negative Breast Carcinoma in Women Over 70 According to Genomic Grade (GG): Chemotherapy + Endocrine Treatment Versus Endocrine Treatment

Summary

The purpose of the study is to evaluate the benefit of adjuvant chemotherapy on overall survival for elderly patients with breast cancer, in a sub group with a high risk of relapse according to Genomic Grade test.

Timeline

Start

2012-04-12

Primary completion

2022-04-11

Completion

2026-04

Publications

• Brain E, Mir O, Bourbouloux E, Rigal O, Ferrero JM, Kirscher S, Allouache D, D'Hondt V, Savoye AM, Durando X, Duhoux FP, Venat-Bouvet L, Blot E, Canon JL, Rollot-Trad F, Bonnefoi H, Roque T, Lemonnier J, Latouche A, Henriques J, Lacroix-Triki M, Vernerey D; GERICO&UCBG/Unicancer. Adjuvant chemotherapy and hormonotherapy versus adjuvant hormonotherapy alone for women aged 70 years and older with high-risk breast cancer based on the genomic grade index (ASTER 70s): a randomised phase 3 trial. Lancet. 2025 Aug 2;406(10502):489-500. doi: 10.1016/S0140-6736(25)00832-3.

Drugs

Indications