Table 4.

Cox regression multivariable analysis for OS in patients with metastasis

	OS (HR; 95% CI)	p value
Age (years)	1.06 (1.02–1.10)	0.007
RAS (mut. vs. wt)	0.68 (0.28–1.63)	0.39
BRAF (mut. vs. wt)	0.86 (0.09–7.73)	0.89
MMR (def. vs. pro.)	1.00 (0.99–1.01)	0.64

Mut., mutated; wt, wild type; def., deficient; pro., proficient.