In addition, low expression of PRDX3 (HR = 0.77, 95% CI: 0.60–1.00, P = 0.046) and high expression of PRDX5 (HR = 1.71, 95% CI: 1.23–2.37, P = 0.001) predicted unfavorable RFS in basal-like BrCa patients. Here, PRDX3 is linked to invasive breast carcinoma.