Table 4 Univariable and multivariable logistic regression analyses for the 6-month mortality

Female

396/577 (68.6%)

Ref.

/

/

Male

293/433 (67.7%)

0.957 (0.732–1.250)

0.745

/

/

Age < 65 yrs

244/357 (68.3%)

Ref.

/

/

Age ≥ 65 yrs

445/653 (68.1%)

0.991 (0.751–1.307)

0.948

/

/

Never smoker

495/748 (66.2%)

Ref.

Ref.

Smoker

194/262 (74.0%)

1.458 (1.064–1.998)

0.019

1.306 (0.935–1.855)

0.117

SAPS II < 37

246/400 (61.5%)

Ref.

Ref.

SAPS II ≥ 37

410/552 (74.3%)

1.808 (1.370–2.385)

< 0.001

1.219 (0.878–1.693)

0.237

SOFA < 3

274/427 (64.2%)

Ref.

Ref.

SOFA ≥ 3

407/550 (74.0%)

1.589 (1.208–2.092)

< 0.001

1.681 (1.265–2.233)

< 0.001

No metastasis

254/443 (57.3%)

Ref.

Ref.

Metastasis

435/567 (76.7%)

2.452 (1.870–3.215)

< 0.001

2.480 (1.866–3.295)

< 0.001

Without HTN

344/510 (67.5%)

Ref.

/

/

HTN

345/500 (69.0%)

1.074 (0.824–1.400)

0.597

/

/

Without COPD

383/574 (66.7%)

Ref.

/

/

COPD

306/436 (70.2%)

1.174 (0.897–1.536)

0.242

/

/

Without HF

556/825 (67.6%)

Ref.

/

/

HF

133/185 (73.5%)

1.237 (0.870–1.760)

0.236

/

/

Without DM

548/818 (67.4%)

Ref.

Ref.

DM

141/192 (73.4%)

1.362 (0.958–1.937)

0.085

1.317 (0.902–1.922)

0.153

Without CKD

608/906 (67.1%)

Ref.

Ref.

/

With CKD

81/104 (77.9%)

1.726 (1.064–2.799)

0.027

1.481 (0.895–2.450)

0.126

Without hyperlipidemia

489/717 (68.2%)

Ref.

/

/

Hyperlipidemia

200/293 (68.3%)

1.003 (0.749–1.343)

0.986

/

/

Without MV

407/602 (67.6%)

Ref.

Ref.

With MV

274/375 (73.1%)

1.300 (0.978–1.738)

0.071

1.290 (0.943–1.764)

0.111

Without vasopressor

531/754 (70.4%)

Ref.

/

/

With vasopressor

150/223 (67.2%)

0.863 (0.626–1.189)

0.367

/

/