Table 3 Independent prognostic factors of colon adenocarcinoma patient with recurrence by univariate and multivariate Cox regression analysis

Age at pathologic diagnosis (years, mean ± sd)

1.011

0.997–1.023

1.268E−01

–

–

–

Gender (male/female)

1.309

0.940–1.823

1.096E−01

–

–

–

Pathologic stage (1/2/3/4)

1.866

1.475–2.360

1.754E−07

1.365

0.899–2.073

1.439E−01

Pathological T (1/2/3/4/–)

1.969

1.443–2.686

2.606E−05

1.686

1.199–2.369

2.630E−03

Pathological N (0/1/2/3/–)

1.691

1.387–2.059

5.525E−07

1.328

0.967–1.824

7.921E−02

Pathological M (0/1/–)

1.77

0.861–3.639

1.154E−01

–

–

–

Tumor location (distal/proximal)

0.346

0.602–1.181

3.217E−01

–

–

–

Chemotherapy (yes/no)

1.647

1.190–2.277

2.331E−03

0.998

0.669–1.490

9.922E−01

RS model status (high/low)

2.878

2.012–4.118

1.392E−09

2.559

1.747–3.748

1.410E−06

Tumor recurrence (yes/no)

–

–

–

–

–

–

Recurrence free survival time (months, mean ± sd)

–

–

–

–

–

–