Importance In women with hormone receptor–positive (HR+) breast cancer, the risk of
distant recurrence and death persists for at least 20 years from diagnosis. The risk of late …

Background Breast cancer mortality in women has declined statistically significantly over the
past several years. In men, it is unclear whether survival has changed over time. We …

Context In addition to classic tumor-related prognostic factors, patient characteristics may be
associated with breast cancer outcome. Objective To assess the association between age at …

Importance Survival differences between male and female patients with breast cancer have
been reported, but the underlying factors associated with the disparity have not been fully …

Background: Breast cancer in younger patients is reported to be more aggressive and
associated with lower survival; however, factors associated with age-specific mortality …

Purpose: More than half of the patients with estrogen receptor (ER)-positive breast cancers
will relapse and die from breast cancer at 5–10 yr after diagnosis despite 5-yr endocrine …

Objectives: To analyze differences in overall survival (OS) between male breast cancer
(MBC) and female breast cancer (FBC) according to tumor subtype compared with other …

Purpose The risk of breast cancer-specific mortality (BCSM) persists for at least 20 years
from diagnosis. Estimating the risk of BCSM over this extended period along with competing …

Purpose Since 1990, overall breast cancer mortality rates in the United States decreased
24%. This decline has been attributed to mammography screening and adjuvant systemic …

Background Indications for adjuvant endocrine treatment of breast cancer have gradually
increased over the past several years. We aimed to define subgroups of patients who may or …