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Table 3 Independent prognostic indices of survival (Cox proportional hazards model)

From: Hypernatremia at admission predicts poor survival in patients with terminal cancer: a retrospective cohort study

 

Univariable analysis

Multivariable analysisa

HR (95% CI)

P-value

HR (95% CI)

P-value

Advanced age (> 70 years)

1.31 (1.09–1.58)

0.004

  

Male sex

1.21 (1.01–1.46)

0.038

1.53 (1.15–2.04)

0.004

Poor functional score (ECOG = 4)

1.30 (1.08–1.57)

0.005

1.45 (1.09–1.94)

0.011

Lung cancer

1.20 (0.96–1.50)

0.108

  

Active infection

1.06 (0.87–1.28)

0.564

  

Leukocytosis

1.56 (1.29–1.87)

< 0.001

1.98 (1.47–2.66)

< 0.001

Neutrophilia

1.45 (1.19–1.75)

< 0.001

  

Lymphopenia

1.53 (1.20–1.94)

0.001

  

Anemia

0.95 (0.71–1.26)

0.711

  

Thrombocytopenia

1.28 (1.04–1.59)

0.022

  

Azotemia

1.30 (1.06–1.61)

0.013

  

Hypoalbuminemia

1.88 (1.54–2.28)

< 0.001

2.06 (1.49–2.73)

< 0.001

Hyperbilirubinemia

1.47 (1.21–1.80)

< 0.001

  

PT/INR prolongation

1.46 (1.21–1.77)

< 0.001

  

CRP elevation

1.28 (1.07–1.54)

0.008

  

Hypokalemia

1.01 (0.77–1.32)

0.958

  

Hyperkalemia

1.22 (1.01–1.48)

0.044

  

Hyponatremia

1.24 (1.03–1.49)

0.025

  

Hypernatremia

1.59 (1.22–2.07)

0.001

1.55 (1.18–2.03)

0.002

  1. CI confidence interval, CRP C-reactive protein, HR hazard ratio, PT/INR prothrombin time/international normalized ratio
  2. aBased on significant variables (P < 0.05) in univariable analysis