Cortesi et al. BMC Cancer 2010, 10:90 http://www.biomedcentral.com/1471-2407/10/90 Page 6 of 9 Figure 3 Overall survival according to risk group in hormone receptor negative (A) and positive (C) patient subgroups, and according to BRCA1 status in hormone receptor negative (B) and positive (D) patient subgroups.