TABLE 2

Statistics and Normality (Kolmogorov–Smirnov Test) for Features Derived from Static and Parametric 18F-FDG PET Images

ParametricStatic
Parameter25%Median75%Normality25%Median75%Normality
MATV (cm3)18.4349.5182.470.0118.8335.3981.290.006
CIHAUC0.270.300.35>0.100.280.330.38>0.10
Entropy4.524.695.18>0.106.466.727.08>0.10
Homogeneity0.510.550.560.00830.220.250.28>0.10
Dissimilarity2.032.222.48>0.104.866.077.26>0.10
High-intensity emphasis854.001,108.001,229.00>0.10514.00661.00800.00>0.10
Zone percentage0.410.470.51>0.100.820.860.88>0.10
SUVmax/maximum Ki0.050.060.070.069.4112.4114.96>0.10
TLG/MRV161.00448.001,074.000.00021.13E+052.29E+055.14E+050.0001
  • CIHAUC = area under curve of cumulative intensity histogram.