Low phase angle is associated with the development of hepatic encephalopathy in patients with cirrhosis

Table 2 Characteristics associated with hepatic encephalopathy in the Cox regression model

Univariate analysis	HR	95%CI	Pvalue	β
Phase angle ( ≤ 4.9°)	1.597	1.081-2.358	0.019	0.468
Sodium (mEq/L)	0.941	0.906-0.977	0.002	-0.061
INR	2.270	1.154-4.465	0.018	0.820
Hemoglobin (g/dL)	0.897	0.836-0.962	0.002	-0.109
Ammonia (μ/dL)	1.006	1.002-1.010	0.005	0.006
Creatinine (mg/dL)	4.112	1.954-8.654	0.000	1.414
Total bilirubin (mg/dL)	1.031	0.966-1.100	0.362	0.030
Multivariate analysis
Phase angle ( ≤ 4.9°)	1.806	1.076-3.031	0.025	0.591
Sodium (mEq/L)	0.957	0.912-1.003	0.065	-0.044
Creatinine (mg/dL)	4.116	1.573-10.767	0.004	1.415

2-Log-likelihood: Block 0 = 557.59, Block 1 = 540.42, P = 0.000. HR: Hazard ratio; INR: International normalized ratio.