Table 3.

RAS and BRAF status and carcinoembryonic antigen levels

			BRAF		BRAF		P	RAS		RAS		P
	All		MT		WT			MT		WT
	n	%	n	%	n	%		n	%	n	%
< 5 ng/mL	60	34	4	7	56	93	1.00	37	62	23	38	0.037
≥ 5 ng/mL	114	66	7	6	107	94		64	56	50	44

n: Number of patients; MT: Mutant; WT: Wild type.