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Table 4 Comparisons of relative disagreements of CT volumes and mean intraoperative volumes in different patient groups

From: Semi-automated computed tomography Volumetry can predict hemihepatectomy specimens’ volumes in patients with hepatic malignancy

 

Without conversion factor

With general conversion factor coverall

With operation-specific conversion factor cspecific

Slice thickness ≤ 3 mm (n = 17) vs. > 3 mm (n = 7)

p = 0.569

p = 0.897

p = 0.631

With (n = 11) vs. without resection of the MHV (n = 13)

p = 0.374

p = 0.865

p = 0.082

With (n = 10) vs. without without evidence of steatosis, siderosis, fibrosis, and/or inflammatory infiltration of the resected non-neoplastic liver parenchyma (n = 14)

p = 0.772

p = 0.219

p = 0.466

  1. Using a two-tailed Mann-Whitney U test, relative disagreements are not statistically different between groups with different slice thicknesses, between groups with vs. without resection of the middle hepatic vein (MHV), or between groups with vs. without evidence of parenchymal damage