3.4-Breast cancer subtypes (Newman) - Breast Health Global Initiative
3.4-Breast cancer subtypes (Newman) - Breast Health Global Initiative
3.4-Breast cancer subtypes (Newman) - Breast Health Global Initiative
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Frequency of ER-Negative <strong>Breast</strong> CancerNOT Explained by Poverty:International Data on SES and ER Status• Glasgow, Scotland (Thomson et al, J Epi & Comm <strong>Health</strong>, 2001)– 35% ER-negative for affluent women compared to 52% ERnegativefor impoverished women– ER status missing for one-third of cases• Glasgow, Scotland (Carnon et al, BMJ 1994)– 51% ER-negative for affluent women compared to 52% ERnegativefor impoverished women• Sweden National <strong>Health</strong> Care System (Halmin et al ActaOncologica, 2008)– 37% ER-negative; no differences by SES• London, England (Bowen et al Br J Cancer, 2008)– 34% ER-neg for British Black women compared to 25% ER-negfor British White women; results unchanged by SES stratification