Skip to main content
. 2020 Feb 11;26:e920432-1–e920432-20. doi: 10.12659/MSM.920432

Supplementary Table 8.

Univariate and multivariate Cox regression analyses of prognostic factors for overall survival in patients with only liver metastases.

Features Level Univariate analysis Multivariate analysis

Hazard ratio (95% CI) P-value Hazard ratio (95% CI) P-value
Age (years) <65 Ref Ref
≥65 1.700 (1.211–2.388) 0.002 1.306 (0.902–1.892) 0.158

Race White Ref
Black 1.190 (0.833–1.698) 0.339
Others 1.188 (0.550–2.565) 0.661

Grade G1/G2 Ref
G3/G4 1.110 (0.707–1.743) 0.650

Tumor size (cm) ≤2 Ref
2–5 1.614 (0.962–2.708) 0.070
>5 1.342 (0.793–2.273) 0.273

Node stage Node negative Ref
Node positive 0.754 (0.515–1.103) 0.146

Surgery of the primary No Ref Ref
Yes 0.549 (0.397–0.760) <0.001 0.594 (0.426–0.828) 0.002

Chemotherapy No/unknown Ref Ref
Yes 0.279 (0.191–0.409) <0.001 0.314 (0.204–0.484) <0.001

Insurance Yes Ref Ref
No 3.347 (1.537–7.287) 0.002 2.323 (1.007–5.326) 0.048

Marital status Married Ref Ref 0.088
Unmarried 1.424 (1.022–1.983) 0.037 1.338 (0.958–1.869)