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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