Female Breast Cancer-specific Survival and. Stage . breast (corresponding to stage I and some stage II cancers are twice as common in black women as. May 21, - For black and white women diagnosed with luminal B breast cancer, black women were 56% more likely to die compared to white women. For women diagnosed with estrogen-receptor-positive breast cancer, the survival differences between black and white women were greatest in the first 2 years after diagnosis.