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Table 4 Correlation of quantitative and semi-quantitative PET/MR parameters and clinical stage of intestinal GvHD

From: 18F-FDG-PET-MRI for the assessment of acute intestinal graft-versus-host-disease (GvHD)

   SUVmax SUVpeak wall thickness segments PET segments MRI segments PET-MRI Metabolic Volume
Clinical stage Spearmen coefficient 0.345 0.276 0.174 0.523 0.540 0.677 0.703
p value 0.136 0.240 0.452 0.015 0.011 < 0.001 < 0.001
Clinical grade Spearmen coefficient 0.372 0.312 0.167 0.474 0.592 0.660 0.692
p value 0.106 0.181 0.469 0.030 0.014 < 0.001 < 0.001