Global, regional, and national trends in the burden of breast cancer among individuals aged 70 years and older from 1990 to 2021: an analysis based on the global burden of disease study 2021

Breast cancer poses a substantial health challenge for the world's over-70 population. However, data on the impact and epidemiology of breast cancer in this age group are limited. We aimed to evaluate global, regional, and national breast cancer trends among those aged 70 and older between 1990 and 2021.