Black women experience higher breast cancer death rates than white women, despite having lower incidence rates of breast cancer. The study found that black women were more likely to be diagnosed at later stages of breast cancer and had nine more deaths per 100 breast cancers diagnosed compared to white women. While screening and treatment have improved survival for U.S. women overall, black women still face inequities in screening, follow-up care, and treatment after diagnosis, leading to higher mortality from breast cancer.