A, Percentage distribution of BC subtypes from a retrospective cohort among total, Black, and White women. B, Percentage distribution of BC subtypes under 3 BMI (calculated as weight in kilograms divided by height in meters squared) groups in the total cohort of patients. C and D, Percentage distribution of BC subtypes under 3 BMI groups between White (C) and Black (D) women. TNBC indicates triple-negative BC.