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Statistics of portal vein, splenic vein, and superior mesenteric vein diameter.
| Portal vein | Splenic vein | Superior mesenteric vein | |
| Mann–Whitney U test | |||
| Z value | –.941 | –.959 | –.290 |
| P value | .347 | .338 | .772 |
| Spearman rank correlation | |||
| P value | .025 | .025 | .001 |
