Table 5.
Risk factors from the multivariate analyses.
| Variables | HR | 95% CI | P value |
|---|---|---|---|
| Shunt patency | |||
| Stent diameter (6/8mm) | 1.92 | 1.41–3.04 | 0.007 |
| Puncture site of portal vein (bifurcation/right/left) | 1.78 | 1.48–2.20 | 0.015 |
| HE | |||
| Age (y) | 1.05 | 1.02–1.07 | 0.001 |
| Previous HE (yes/no) | 1.54 | 1.12–2.46 | 0.014 |
| Child-Pugh score | 1.40 | 1.31–1.52 | 0.002 |
| Reduction ratio of PSG (%) | 1.08 | 1.06–1.11 | 0.015 |
| Puncture site of portal vein (bifurcation/right/left) | 2.26 | 1.60–3.25 | <0.001 |
| Survival | |||
| Previous ascites (yes/no) | 2.51 | 1.68–3.84 | 0.002 |
| Platelet count (×109/L) | 1.06 | 1.04–1.09 | 0.020 |
| INR | 2.85 | 1.60–4.85 | <0.001 |
| Child-Pugh score | 1.60 | 1.45–1.75 | 0.001 |
| MELD score | 1.10 | 1.05–1.16 | 0.008 |
| Puncture site of portal vein (bifurcation/right/left) | 1.94 | 1.52–2.64 | 0.003 |
HE: hepatic encephalopathy; INR: international normalized ratio; MELD: model for end-stage liver diseases; PSG: portosystemic pressure gradient.