CAPN1 and breast carcinoma: The expression of calpain-1 in the triple-negative tissues was not significantly associated with breast cancer RFS (P = 0.71, Figure 2) or OS (P = 0.88, Figure 3) in which the median RFS was 18 months (3–77 months) and OS was 41 months (0–105 months) in the total patient cohort.