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. 2020 Jun 18;10:716. doi: 10.3389/fonc.2020.00716

Table 3.

Multivariate analysis of CRLM patients with T1/2 classification.

Variable Multivariate analyses
HR (95%CI) Pb
Age
  ≤ 60 yrs 1
 >60 yrs 1.38(1.12-1.70) 0.002
Gender
 Female 1
 Male 0.93(0.75-1.15) 0.501
Race
 White 1
 Black 1.29(0.98-1.70) 0.061
 Other 1.04(0.75-1.45) 0.810
Marriage
 Married 1
 Divorced 1.26(0.96-1.65) 0.099
 Single 1.46(1.13-1.90) 0.004
 Unknown 0.99(0.63-1.54) 0.951
Location
 Colon 1
 Rectum 0.99(0.79-1.25) 0.968
Histology
 Adenocarcinoma 1
 Mucinous adenocarcinoma 1.46(0.79-2.71) 0.226
 Signet ring cell carcinoma 3.63(0.89-14.80) 0.073
Differential grade
 Well 1
 Moderate 0.88(0.59-1.30) 0.511
 Poor/Undifferentiated 1.61(1.03-2.52) 0.038
N-classificationa
 N0 1
 N1 0.72(0.62-0.91) 0.005
 N2 0.49(0.30-0.79) 0.004
CEAc
 Negative 1
 Positive 2.28(1.47-3.54) 0.000
 Unknown 2.09(1.31-3.34) 0.002

CRLM, metastatic liver colorectal cancer; CEA, carcinoembryonic antigen.

a

N classification was classified as N0, N1, N2 according to the 7th AJCC TNM staging system.

b

P values was conducted using Cox proportional hazards regression model.

c

The reference value of CEA : nonsmoker <2.5ng/ml; smoker <5ng/ml.