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PFS stratified by (A) previous taxanes (no versus yes), (B) DFI (≤24 months versus >24 months or stage IV at diagnosis), and (C) number of metastatic sites (<3 versus ≥3 or liver metastases).
Abbreviations: CI, confidence interval; DFI, disease-free interval; HR, hazard ratio; PFS, progression-free survival.
