RT journal article T1 Darolutamide in Spanish patients with nonmetastatic castration-resistant prostate cancer: ARAMIS subgroup analysis A1 Carles, Joan A1 Medina Lopez, Rafael A. A1 Puente, Javier A1 Gómez Ferrer, Álvaro A1 Casas Nebra, Javier A1 Sáez Medina, María Isabel A1 Ribal, Maria J. A1 Rodríguez Antolín, Alfredo A1 Álvarez-Ossorio Fernández, José Luis A1 Suárez Novo, José Francisco A1 Moretones Agut, Cristina A1 Srinivasan, Shankar A1 Ortiz, Jorge A1 Fizazi, Karim A2 Cirugía K1 androgen receptor inhibitor K1 castration-resistant prostate cancer K1 darolutamide K1 metastasis-free survival K1 nonmetastatic K1 prostate-specific antigen K1 PSA progression K1 Spain K1 Spanish AB Aim: Darolutamide significantly prolonged metastasis-free survival (MFS) versus placebo in the Phase III ARAMIS study. We analyzed outcomes in Spanish participants in ARAMIS. Patients & methods: Patients with high-risk nonmetastatic castration-resistant prostate cancer were randomized 2:1 to darolutamide 600 mg twice daily or placebo, plus androgen-deprivation therapy. The primary end point was MFS. Descriptive statistics are reported for this post hoc analysis. Results: In Spanish participants, darolutamide (n = 75) prolonged MFS versus placebo (n = 42): hazard ratio 0.345, 95% confidence interval 0.175-0.681. The incidence and type of treatment-emergent adverse events were comparable between treatment arms. Conclusion: For Spanish participants in ARAMIS, efficacy outcomes favored darolutamide versus placebo, with a similar safety profile, consistent with the overall ARAMIS population. PB Newlands Press SN 1479-6694 YR 2023 FD 2023-05-24 LK http://hdl.handle.net/10498/31131 UL http://hdl.handle.net/10498/31131 LA eng DS Repositorio Institucional de la Universidad de Cádiz RD 10-nov-2026