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. 2022 Jul 21;40(35):4071–4082. doi: 10.1200/JCO.21.02844

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FIG 2. — Kaplan-Meier and multivariable Cox proportional hazard regression analyses of DRFI in patients randomly assigned to 2 years of (A) goserelin, (B) tamoxifen, and (C) the combination of goserelin and tamoxifen, compared with patients randomly assigned to no adjuvant endocrine therapy (control). ^aMultivariable analysis adjusted for age, random assignment year, lymph node status, tumor size, tumor grade, PR status, HER2 status, Ki-67 status, and type of surgery. DRFI, distant recurrence-free interval; DRs, distant recurrences; HER2, human epidermal growth factor receptor 2; HR, hazard ratio; PR, progesterone receptor; ref, reference.