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. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: Breast Cancer Res Treat. 2015 Oct 22;154(2):275–286. doi: 10.1007/s10549-015-3612-z

Fig. 4.

Fig. 4

STEPP of 5-year breast cancer-free interval (BCFI) in the HR+/HER2- population, according to level of Ki-67 expression, for each of the four cohorts defined by trial and chemotherapy use: (A) SOFT no chemotherapy; (B) TEXT no chemotherapy; (C) TEXT chemotherapy; (D) SOFT prior chemotherapy. P-values are from permutation tests of Ki-67-by- treatment interaction

Abbreviations: HR+=hormone receptor positive; OFS=ovarian function suppression; STEPP=subpopulation treatment effect pattern plot