Variables significantly influencing survival according to multivariate analysis. Relative risk (RR) of death is given for all investigated patients (n=172) and for those with non-malignant extrahepatic portal vein thrombosis (EPVT) (n=131)
| EPVT (n=172) | Non-malignant EPVT (n=131) | ||||||
| RR | 95% CI | p Value | RR | 95% CI | p Value | ||
| Age (y) | |||||||
| 40–60 | 2.6 | 1.1–5.9 | 0.02 | 1.4 | 0.5–3.8 | 0.5 | |
| >60 | 5.8 | 2.5–13.2 | < 0.001 | 5.3 | 1.9–14.7 | < 0.001 | |
| Alanine aminotransferase ⩾30 U/l | 1.9 | 1.1–3.2 | 0.01 | 1.9 | 0.9–4.1 | 0.06 | |
| Albumin <35 g/l | 3.2 | 1.8–5.8 | 0.001 | 3.9 | 1.9–8.2 | < 0.001 | |
| Mesenteric vein thrombosis | 2.9 | 1.4–5.9 | 0.003 | 7.4 | 2.7–20.1 | < 0.001 | |
| Cirrhosis | 3.9 | 1.9–8.1 | 0.002 | 4.9 | 2.2–10.9 | < 0.001 | |
| Absence of abdominal inflammation | 4.6 | 1.3–15.7 | 0.01 | 15.3 | 1.9–122.6 | < 0.001 | |
| Malignancy | 8.1 | 4.1–16.0 | < 0.001 | — | — | — | |