Table 4 Differences in features between fgr fetuses with and without Doppler abnormalities and control fetusesa

From: In vivo textural and morphometric analysis of placental development in healthy & growth-restricted pregnancies using magnetic resonance imaging

Feature Control (n = 32) FGR, without Doppler abnormalities (n = 21) FGR, with Doppler abnormalities (n = 13) p-value
Morphometry
  Volume 639 500b 460b 0.002
  Thickness 57.6 51.5b 52.7 0.07
  Elongation 177 169 161b 0.07
Symmetry & homogeneity of signal intensity
  Normalized mean 3.74 4.65b 4.35 0.02
  Kurtosis 0.19 0.17c 0.11b,c 0.03
  Skewness 0.20 0.10b 0.11b 0.02
  Cluster shade 2.13 0.69b 1.40 0.02
  Cluster prominence 20.94 11.58b 12.00 0.03
Image coarseness and voxel-based spatial arrangement
  Short-run emphasis 0.75 0.86b 0.81 0.0008
  Gray-level non-uniformity 4620 6063 5057 0.02
  Run length non-uniformity 8187 13457b 10205 0.007
  Short-run low-gray-level emphasis 0.15 0.18 0.23b 0.04
  Long-run high gray-level emphasis 23.78 17.89b 14.62b 0.0003
  1. aMeans and p-values controlling for gestational age estimated using generalized linear mixed models with log-link function
  2. bSignificantly different from controls at p < 0.05
  3. cSignificantly different from other FGR group at p < 0.05