Table 5 COX regression analysis for the predictors of overall survival selected by LASSO regression

Age

≤ 60 years old

Ref.

-

Ref.

-

> 60 years old

6.57 (3.53-12,23)

< 0.001

5.01 (2.50-10.03)

< 0.001

Martial status

Married

Ref.

-

Ref.

-

Unmarried

3.97 (1.23–12.86)

0.021

4.23 (1.06–16.90)

0.041

Cardiovascular disease

Yes

5.13 (2.87–9.18)

< 0.001

3.09 (1.51–6.33)

0.002

No

Ref.

-

Ref.

-

Hemoglobin

≤ 90 g/L

Ref.

-

Ref.

-

> 90 g/L

0.49 (0.26–0.93)

0.029

0.72 (0.32–1.61)

0.417

Serum albumin

≤ 35 g/L

Ref.

-

Ref.

-

> 35 g/L

0.35 (0.20–0.63)

< 0.001

0.86 (0.78–0.95)

0.004

Blood urea nitrogen

0.99 (0.94–1.05)

0.820

Triglyceride

1.02 (0.86–1.22)

0.788

iPTH

≤ 300 umol/L

0.52 (0.29–0.95)

0.032

0.78 (0.39–1.55)

0.481

> 300 umol/L

Ref.

-

Ref.

-

TTES

≤ 3.7

Ref.

-

Ref.

-

> 3.7

6.52 (3.51–12.11)

< 0.001

3.17 (1.63–6.14)

0.001