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Table 3 Mean differences in HU between contrast filled bowel lumen and iodine-enhanced bowel wall (set to 80 HU as a standard)

From: A novel food-based negative oral contrast agent compared with two conventional oral contrast agents in abdominal CT: a three-arm parallel blinded randomised controlled single-centre trial

Variable Lumentin 44 (n = 17) Omnipaque (n = 12) MoviPrep (n = 14) p-valuesa
L44 versus Omnipaque L44 versus MoviPrep Omnipaque versus MoviPrep
Duodenum ROI 1 486.3 (210.8 147.0 (291.3 48.1 (18.7 0.001 < 0.001 0.076
Duodenum ROI 2 414.6 ± 239.0 133.0 ± 293.4 43.0 ± 19.0 < 0.001 < 0.001 0.699
Jejunum ROI 1 490.3 ± 176.0 115.0 ± 88.6 57.5 ± 8.7 < 0.001 < 0.001 0.015
Jejunum ROI 2 496.0 ± 171.5 130.0 ± 104.6 61.6 ± 10.9 < 0.001 < 0.001 0.007
Proximal ileum ROI 1 582.0 ± 201.0 150.4 ± 120.5 66.9 ± 4.1 < 0.001 < 0.001 < 0.001
Proximal ileum ROI 2 580.0 ± 208.0 151.9 ± 124.6 67.3 ± 3.9 < 0.001 < 0.001 0.007
Distal ileum ROI 1 477.1 ± 313.3 118.8 ± 144.4 65.4 ± 4.7 < 0.004 0.002 > 0.999
Distal ileum ROI 2 398.8 ± 302.7 117.2 ± 130.6 64.2 ± 5.3 0.018 < 0.004 0.368
Terminal ileum, ROI 396.6 ± 326.6 66.9 ± 41.0 99.1 ± 131.2 0.018 0.007 0.898
Mean difference for all sites 484.0 ± 192.4 122.1 ± 81.4 64.5 ± 15.9 < 0.001 < 0.001 0.003
  1. Data are given as mean ± standard deviation. HU Hounsfield units, ROI Region of Interest
  2. aWilcoxon rank sum test (2-sided)