Table 2.

Univariable and multivariable Cox proportional hazards model analysis of the prognostic value of lassoCox and three clinical factors.

	Univariable analysis		Multivariable analysis
	HR (95% CI)	p-value	HR (95% CI)	p-value
LassoCox: high-risk (vs low-risk)	2.00 (1.37-2.92)	3.44e-4	2.04 (1.39-3.00)	2.64e-4
Tumor stage: III+IV (vs I+II)	1.92 (1.30-2.82)	9.53e-4	1.95 (1.32-2.88)	7.73e-4
Tumor grade: G3 (vs G1+G2)	1.46 (0.98-2.17)	0.0662	1.27 (0.85-1.91)	0.248
MSI status: MSI-L+MSI-H (vs MSS)	0.89 (0.60-1.34)	0.590	0.95 (0.63-1.42)	0.800

The group in parenthesis is the reference group. HR, hazard ratio; CI, confidence interval.