biostudies-literatureUnknown111(12)Lin CHPremenopausal Breast Cancer Expert ForumsStARNovartis Asia Pacific region3rd StAR Premenopausal Breast Cancer Expert ForumAsian Breast Cancer Cooperative Group<h4>Background</h4>The incidence of breast cancer among younger East Asian women has been increasing rapidly over recent decades. This international collaborative study systemically compared the differences in age-specific incidences and pathological characteristics of breast cancer in East Asian women and women of predominantly European ancestry.<h4>Methods</h4>We excerpted analytic data from six national cancer registries (979 675 cases) and eight hospitals (18 008 cases) in East Asian countries and/or regions and, for comparisons, from the US Surveillance, Epidemiology, and End Results program database. Linear regression analyses of age-specific incidences of female breast cancer and logistic regression analyses of age-specific pathological characteristics of breast cancer were performeJournal of the National Cancer Institute1298-1306https://www.ebi.ac.uk/biostudies/studies/S-EPMC6910158biostudies-literatureContrasting Epidemiology and Clinicopathology of Female Breast Cancer in Asians vs the US Population.PMC6910158Naito YLi HHan WAsian Breast Cancer Cooperative GroupUeno TKwong ATan BYeo WLeung RHuang CSLu YSYap YSIm SAHuang SMHu FCLin CHLee KHCheng ALfalseContrasting Epidemiology and Clinicopathology of Female Breast Cancer in Asians vs the US Population.<h4>Background</h4>The incidence of breast cancer among younger East Asian women has been increasing rapidly over recent decades. This international collaborative study systemically compared the differences in age-specific incidences and pathological characteristics of breast cancer in East Asian women and women of predominantly European ancestry.<h4>Methods</h4>We excerpted analytic data from six national cancer registries (979 675 cases) and eight hospitals (18 008 cases) in East Asian countries and/or regions and, for comparisons, from the US Surveillance, Epidemiology, and End Results program database. Linear regression analyses of age-specific incidences of female breast cancer and logistic regression analyses of age-specific pathological characteristics of breast cancer were performe2019-01-01T00:00:00Z2019 Dec2025-04-04T22:57:23.87Z2020-05-22T20:08:28ZS-EPMC69101583109366810.1093/jnci/djz090