ZFAS1 and colorectal carcinoma: Meanwhile, the OS of patients with CRC having a higher ZFAS1 expression was dramatically reduced (high expression, MST = 25 months; low expression, MST = 61 months, P = 0.002), similar to DFS, which was significantly reduced (high expression, MST = 25 months; low expression, MST = 52 months; P = 0.0001) (Fig. 1k, Additional file 2: Fig. S1d).