Table 5.

Univariable and Multivariable Analysis of Overall Survival in colorectal cancer patients

	Univariable Analysis		Multivariable Analysis
	HR (95% CI)	P value	HR (95% CI)	P value
Age	0.993 (0.969–1.018)	0.574
Sex (male vs female)	1.091 (0.49–2.428)	0.832
Grade (low vs high)	0.131 (0.057 vs 0.301)	< 0.001	0.998 (0.184–5.4)	0.998
Location (right vs left)	0.606 (0.281–1.306)	0.201
Lymphovascular invasion (no vs yes)	0.265 (0.112–0.631)	0.003	0.359 (0.109–1.186)	0.093
Stage (early vs advanced)	0.194 (0.078–0.484)	< 0.001	0.599 (0.184–1.947)	0.394
CEA (ng/mL)	1.003 (1.002–1.005)	< 0.001	1.003 (1.000–1.005)	0.03
Subtype (SRCC vs non-SRCC)	10.64 (4.74–23.8)	< 0.001	8.333 (1.42–50)	0.005

The multivariate analysis only included the variables which P value < 0.05 in univariate analysis

HR, Hazard ratio, CI, confidence interval