Univariate analysis Multivariate analysis
HR 95% CI P value HR 95% CI P value
Age(years)
(≤60 vs.>60) 1.006 0.610-1.659 0.981
Gender
(Female vs.Male) 0.933 0.541-1.609 0.802
Tumor location
(Left colon vs.Right colon) 1.004 0.602-1.676 0.987
MMR
(pMMR vs.dMMR) 0.483 0.237-0.988 0.046 0.447 0.196-1.019 0.055
KRAS
(KRAS mutant vs.KRAS wild) 0.783 0.463-1.323 0.360
Combined with targeted therapy
(No vs.Yes) 1.223 0.731-2.048 0.443
Liver metastases
(No vs.Yes) 1.412 0.774-2.576 0.261
Lymph nodes metastases
(No vs.Yes) 0.930 0.531-1.629 0.800
ICI
(Domestic vs.Imported) 1.496 0.774-2.890 0.231
NLR
(<3 vs.≥3) 1.944 1.155-3.272 0.012 1.918 1.088-3.382 0.024