Table 3 Results of pre-operative CT scan risk factors analysis as a function of the presence of PVT

Splenic vein diameter (mm)^b

9.02 (8.5–9.5)

12.3 (10.5–14.1)

 < 0.00001

End of the left gastric vein: ^a

 Portal vein

71 (59.2%)

20 (68.9%)

0.40

 Splenic vein

49 (40.8%)

9 (31.1%)

Left gastro-omental vein diameter (mm)^b

2.39 (1.5–3.0)

2.47 (1.5–3.0)

0.39

Estimated splenic volume (cm³)^b

520.1 (214–550)

1570.0 (520–2806)

 < 0.0001