Table 3 Univariate and multivariate analysis of overall survival

Age (older/ younger)

1.800 (1.313-2.468)

<0.001*

2.303 (1.658-3.199)

<0.001*

Sex (female/male)

0.865 (0.744-1.007)

0.061

BMI (>/≤22.6)

0.842 (0.726-0.977)

0.023*

0.889 (0.766-1.032)

0.121

Hypertension (yes/no)

1.096 (0.927-1.294)

0.284

T2DM (yes/no)

1.284 (1.037-1.589)

0.022*

1.136 (0.916-1.410)

0.245

Tumor site (colon/ rectum)

1.182 (1.020-1.370)

0.026

1.156 (0.997-1.340)

0.054

Tumor stage (IV/III/II/I)

2.138 (1.937-2.360)

<0.001*

2.141 (1.940-2.363)

<0.001*

Smoking (yes/no)

1.124 (0.968-1.306)

0.126

Drinking (yes/no)

1.102 (0.942-1.290)

0.226

CHD (yes/no)

1.338 (0.943-1.899)

0.102

Overall complications (yes/no)

1.807 (1.548-2.108)

<0.001*

1.607 (1.363-1.893)

<0.001*

Major complications (yes/no)

2.900 (2.130-3.948)

<0.001*

2.303 (1.658-3.199)

<0.001*