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Kaplan‐Meier curves for comparison of overall survival between patients with metastatic colorectal cancer in the T‐B group and the T group after propensity score matched analysis.Abbreviations: CI, confidence interval; HR, hazard ratio; NA, not applicable because calculation was impossible; OS, overall survival; T group, patients receiving TAS‐102 monotherapy; T‐B group, patients receiving TAS‐102 plus bevacizumab.
