Results are shown are for the 196 patients treated with conserving surgery treated patients with clear margins in a multisite study. Total recurrence risks shown are adjusted for year of diagnosis. This was demonstrated in a multisite study of 474 patients1.
1 Bremer T, Whitworth P, Patel R, et al. . A biologic signature for breast ductal carcinoma in situ to predict radiation therapy (RT) benefit and assess recurrence risk. Clin Cancer Res . 2018; doi:10.1158/1078-0432.CCR-18-0842.