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Table 3 Comparison of two segmentation methods

From: The prognostic value of 18F-FDG PET/CT intra-tumoural metabolic heterogeneity in pretreatment neuroblastoma patients

Variable Value Z P r P
MTV    -5.303 <0.001* 0.821 <0.001*
  MTV40% 121.62 (52.95, 220.37)     
  MTVtotal 236.35 (132.94, 354.86)     
TLG    -5.303 <0.001* 0.935 <0.001*
  TLG40% 304.89 (133.32, 517.74)     
  TLGtotal 442.85 (237.40, 713.71)     
AUC-CSH    -4.971 <0.001* 0.630 <0.001*
  AUC-CSH40% 0.561±0.481     
  AUC-CSHtotal 0.463±0.098     
  1. MTV metabolic tumour volume, TLG total lesion glycolysis, AUC-CSH areas under the curve of cumulative SUV-volume histogram, *P < 0.05