Insulin resistance and breast cancer incidence and mortality in postmenopausal women in the Women’s Health Initiative

Background Insulin resistance is associated with higher all‐cause and cancer‐specific mortality in postmenopausal women. However, to the authors' knowledge, information regarding insulin resistance and breast cancer mortality risk is limited. Therefore, the authors examined associations between insulin resistance and breast cancer incidence and mortality in a subsample of Women's Health Initiative participants. Methods A total of 22,837...