Fig. 4: Benefit of endocrine therapy after quadrantectomy by CCP score.

Benefit of endocrine therapy after quadrantectomy on the cumulative incidence of ipsilateral recurrences in upper quartile of CCP score (Q4) in premenopause (a), and postmenopause (c) and in first to third quartiles (Q1 + Q2 + Q3) in premenopause (b) and postmenopause (d).