Table 1.
Characteristics of patients before transjugular intrahepatic portosystemic shunt
| Characteristic | Total |
Shunting branch of the PV |
Initial stent position |
||
| (n = 307) | Left (n = 221) | Right (n = 86) | Optimal (n = 224) | Sub-optimal (n = 83) | |
| Age (yr) | 50.7 ± 12.8 | 50.0 ± 12.9 | 52.5 ± 12.3 | 50.8 ± 12.6 | 50.4 ± 13.3 |
| Gender (male/female) | 209/98 | 151/70 | 58/28 | 147/77 | 62/21 |
| TIPS procedure (elective/emergency) | 258/49 | 190/31 | 68/18 | 190/34 | 68/15 |
| Etiology (viral/not viral1) | 275/32 | 199/22 | 76/10 | 197/27 | 78/5 |
| Ascites (no/yes) | 94/213 | 74/147 | 20/66 | 69/155 | 25/58 |
| Previous HE (no/yes) | 298/9 | 214/7 | 84/2 | 218/6 | 80/3 |
| Previous splenectomy (no/yes) | 252/55 | 179/42 | 73/13 | 184/40 | 68/15 |
| Platelet count (109/L) | 82.3 ± 65.4 | 82.3 ± 68.9 | 82.6 ± 55.8 | 85.5 ± 68.4 | 73.9 ± 56.2 |
| Albumin (g/L) | 33.3 ± 5.2 | 33.4 ± 5.0 | 32.9 ± 5.9 | 33.1 ± 5.2 | 33.8 ± 5.2 |
| Total bilirubin (μmol/L) | 24.7 ± 19.2 | 24.3 ± 18.1 | 25.7 ± 21.7 | 24.0 ± 17.8 | 26.4 ± 22.4 |
| INR | 1.3 ± 0.3 | 1.3 ± 0.3 | 1.3 ± 0.3 | 1.3 ± 0.3 | 1.3 ± 0.3 |
| Serum creatinine (μmol/L) | 82.4 ± 21.8 | 82.3 ± 21.9 | 82.6 ± 21.6 | 81.0 ± 21.2 | 86.2 ± 22.9 |
| Sodium (mmol/L) | 138.9 ± 4.7 | 139.0 ± 4.3 | 138.4 ± 5.6 | 138.6 ± 5.0 | 139.6 ± 3.6 |
| Child-Pugh score | 7.1 ± 1.6 | 7.1 ± 1.6 | 7.3 ± 1.7 | 7.1 ± 1.7 | 7.1 ± 1.5 |
| Child-Pugh classification (A/B/C) | 126/157/24 | 94/110/17 | 32/47/7 | 93/111/20 | 33/46/4 |
| MELD score | 11.1 ± 3.3 | 11.1 ± 3.3 | 11.1 ± 3.5 | 11.2 ± 3.5 | 10.8 ± 2.7 |
| Pre-TIPS PSG (mmHg) | 22.3 ± 4.5 | 22.5 ± 4.3 | 21.7 ± 4.9 | 22.4 ± 4.6 | 22.0 ± 4.2 |
| Reduction ratio of PSG (%) | 45.8 ± 17.4 | 46.3 ± 17.4 | 44.5 ± 17.3 | 45.7 ± 17.4 | 45.9 ± 17.5 |
| Stent diameter (8-/10-mm) | 206/101 | 150/71 | 56/30 | 150/74 | 56/27 |
| Shunting branch of the PV (right/left) | 86/221 | - | - | 57/164 | 26/60 |
| Initial stent position (optimal/suboptimal) | 224/83 | 164/57 | 60/26 | - | - |
| TIPS date2 (before 2006/after 2006) | 118/189 | 75/146 | 43/433 | 83/141 | 35/48 |
| Lost to follow-up | 19 | 12 | 7 | 15 | 4 |
1
Cirrhosis caused by autoimmune diseases (n = 11), cirrhosis caused by medications (n = 4), schistosome (n = 1) or nonalcoholic steatohepatitis (n = 2);
2
The date of TIPS procedure;
3
The comparison between groups was significantly different. HE: Hepatic encephalopathy; PSG: Portosystemic pressure gradient; INR: International normalized ratio; MELD: Model for end-stage liver diseases; PV: Portal vein.