Fig. 3From: A single-arm phase II trial of combined chemotherapy with S-1, oral leucovorin, and bevacizumab in heavily pre-treated patients with metastatic colorectal cancerKaplan-Meier survival curve for overall survival (OS) in the intention to treat (ITT) population (n = 31). The median OS was 9.9 months (95 % CI, 7.4-NA)Back to article page