Global, Regional, and National Burden of Early-Onset Breast Cancer in Women, 1990–2021: GBD 2021 Analysis of Trends, Modifiable Risk Factors, and Health Inequalities
Background Early-onset breast cancer (EOBC) affects women aged 15–44 years during reproductive and economically active life stages. We quantified global, regional, and national EOBC burden from 1990 to 2021, including temporal inflection points, modifiable risks, and health inequalities. Methods Using Global Burden of...