Core Insights - Roche, in collaboration with Breast International Group (BIG) and other partners, announced significant overall survival results from the phase III APHINITY study for HER2-positive early-stage breast cancer, showing a 17% reduction in the risk of death after ten years for patients treated with a Perjeta-based regimen compared to standard treatment [1][5][6] Group 1: Study Results - The APHINITY study demonstrated that after ten years, 91.6% of patients treated with the Perjeta-based regimen were alive, compared to 89.8% of those receiving standard treatment, with a hazard ratio of 0.83 [6] - A 21% reduction in the risk of death was observed in the subgroup of patients with lymph node-positive disease, with a hazard ratio of 0.79 [6] - The previously reported invasive disease-free survival benefit was maintained, reinforcing earlier analyses [6] Group 2: Treatment Implications - The results validate the Perjeta-based regimen as a standard-of-care treatment for early-stage HER2-positive breast cancer, particularly for high-risk patients [1][3] - Roche's commitment to improving outcomes for HER2-positive breast cancer patients is evident through the development of targeted therapies like Herceptin and Perjeta, which have transformed survival rates [8][9] Group 3: Future Directions - Full results from the APHINITY study will be presented at the 2025 European Society for Medical Oncology Breast Cancer Congress, indicating ongoing research and collaboration in the field [2][5] - The collaborative efforts in the APHINITY study have led to pivotal trials that continue to enhance understanding and treatment of HER2-positive breast cancer [3][4]
Ten-year APHINITY data show Roche's Perjeta-based regimen reduced the risk of death by 17% in people with HER2-positive early-stage breast cancer