CEACAM5 and colorectal carcinoma: In the low s‐CEA group, the 5‐year survival rates were 90.9% (n = 22), 81.2% (n = 61), and 61.7 (n = 123) in individuals with stage I, II, and III CRC, respectively, whereas those in the high s‐CEA group were 97.6% (n = 45), 71.4% (n = 77), and 47.6 (n = 189), respectively.