Table 5 Differences in features between early and late-onset fgra

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

Feature Control (n = 32) Early-Onset FGR (n = 14) Late-Onset FGR (n = 20) p-value
Morphometry
  Volume 640 474b 491b 0.002
  Thickness 57.6 50.7b 52.7 0.09
  Elongation 177 161b 169 0.08
Symmetry & homogeneity of signal intensity
  Normalized mean 3.74 4.17 4.81b 0.03
  Kurtosis 0.19 0.15 0.15b 0.14
  Skewness 0.20 0.09b 0.12b 0.02
  Cluster shade 2.14 0.43b 1.23 0.01
  Cluster prominence 20.87 9.66b 13.27 0.02
Image coarseness and voxel-based spatial arrangement
  Short-run emphasis 0.76 0.85b 0.85b 0.004
  Gray-level non-uniformity 4613 5439 5906b 0.04
  Run length non-uniformity 8159 11584 12868b 0.01
  Short-run low-gray-level emphasis 0.15 0.22 0.19b 0.08
  Long-run high gray-level emphasis 23.67 15.43b 17.65b 0.0005
  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