Table 4 Univariate and multivariate analysis of disease-free survival

Age (older/ younger)

1.405 (1.083-1.823)

0.011*

1.425 (1.098-1.850)

0.008*

Sex (male/female)

0.877 (0.764-1.006)

0.062

BMI (>/≤22.6 kg/m²)

0.889 (0.777-1.017)

0.086

Hypertension (yes/no)

1.064 (0.914-1.239)

0.424

T2DM (yes/no)

1.117 (0.913-1.367)

0.281

Tumor site (colon/ rectum)

1.113 (0.973-1.273)

0.118

Tumor stage (IV/III/II/I)

2.090 (1.911-2.285)

<0.001*

2.100 (1.921-2.295)

<0.001*

Smoking (yes/no)

1.114 (0.972-1.276)

0.122

Drinking (yes/no)

1.115 (0.966-1.286)

0.137

CHD (yes/no)

1.263 (0.916-1.742)

0.155

Overall complications (yes/no)

1.644 (1.425-1.897)

<0.001*

1.504 (1.293-1.750)

<0.001*

Major complications (yes/no)

2.451 (1.809-3.319)

<0.001*

2.015 (1.461-2.776)

<0.001*