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Table 4 Univariate and multivariate analyses showing significant predictive factors of six-week mortality (n = 546)

From: Impact of acute kidney injury on mortality in patients with acute variceal bleeding

Variable

Univariate analysis

Multivariate analysis

P

HR (95% CI)

P

HR (95% CI)

Male

0.627

1.22 (0.55–2.71)

  

Age per year

0.594

1.01 (0.98–1.03)

  

HCC

 < 0.001

4.33 (2.48–7.56)

 < 0.001

3.29 (1.83–5.94)

Failure to control bleeding

 < 0.001

14.03 (7.92–24.92)

 < 0.001

4.95 (2.69–9.09)

Initial hemoglobin per g/dL

0.031

0.85 (0.73–0.98)

0.400

1.07 (0.92–1.25)

Child–Pugh score per point

 < 0.001

1.62 (1.43–1.84)

0.066

1.17 (0.99–1.39)

MELD score per point

 < 0.001

1.17 (1.13–1.20)

 < 0.001

1.10 (1.05–1.15)

AKI

 < 0.001

15.69 (7.37–33.39)

0.002

3.95 (1.65–9.51)

  1. Bold numbers indicate significant P-values in multivariate analysis
  2. HR, hazard ratio; CI, confidence interval; HCC, hepatocellular carcinoma; MELD score, model for end-stage liver disease score; AKI, acute kidney injury