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In the NCT group, patients who received both trastuzumab and chemotherapy (trastuzumab+ group) exhibited a longer DFS than those who received chemotherapy alone (trastuzumab− group) (P=0.049) (95% CI: 0.213–0.998; HR: 0.461).
Abbreviations: CI, confidence interval; DFS, disease-free survival; HR, hazard ratio; NCT, neoadjuvant chemotherapy.
