Organs
| |
cPET mean ± SD
|
dPET mean ± SD
|
P-value
|
---|
Aortic arch
|
SUV max
|
1.63 ± 0.26
|
1.72 ± 0.26
|
< 0.0001
|
SUV mean
|
1.34 ± 0.20
|
1.44 ± 0.20
|
< 0.0001
|
SUV peak
|
1.48 ± 0.21
|
1.57 ± 0.21
|
< 0.0001
|
Semioval center
|
SUV max
|
2.28 ± 0.43
|
2.19 ± 0.39
|
0.04
|
SUV mean
|
1.85 ± 0.45
|
1.76 ± 0.37
|
0.003
|
SUV peak
|
2.28 ± 0.43
|
2.37 ± 0.47
|
< 0.0001
|
Liver
|
SUV max
|
2.25 ± 0.43
|
2.09 ± 0.27
|
< 0.0001
|
SUV mean
|
1.76 ± 0.33
|
1.81 ± 0.30
|
0.456
|
SUV peak
|
2.00 ± 0.37
|
1.92 ± 0.24
|
< 0.0001
|
Lung
|
SUV max
|
0.33 ± 0.30
|
0.31 ± 0.09
|
0.033
|
SUV mean
|
0.26 ± 0.23
|
0.24 ± 0.07
|
< 0.0001
|
SUV peak
|
0.31 ± 0.27
|
0.29 ± 0.08
|
0.006
|
Left ventricle
|
SUV max
|
1.62 ± 0.29
|
1.64 ± 0.27
|
0.19
|
SUV mean
|
1.32 ± 0.24
|
1.41 ± 0.27
|
< 0.0001
|
SUV peak
|
1.59 ± 0.32
|
1.63 ± 0.30
|
0.006
|
Parotid gland
|
SUV max
|
1.33 ± 0.37
|
1.49 ± 0.43
|
< 0.0001
|
SUV mean
|
1.11 ± 0.30
|
1.20 ± 0.33
|
< 0.0001
|
SUV peak
|
1.22 ± 0.34
|
1.30 ± 0.37
|
< 0.0001
|
Quadriceps muscle
|
SUV max
|
0.64 ± 0.16
|
0.67 ± 0.17
|
< 0.0001
|
SUV mean
|
0.50 ± 0.12
|
0.54 ± 0.12
|
< 0.0001
|
SUV peak
|
0.58 ± 0.13
|
0.60 ± 0.13
|
< 0.0001
|
Spleen
|
SUV max
|
1.87 ± 0.30
|
1.92 ± 0.31
|
0.023
|
SUV mean
|
1.59 ± 0.26
|
1.30 ± 0.37
|
< 0.0001
|
SUV peak
|
1.70 ± 0.26
|
1.69 ± 0.24
|
< 0.0001
|
- The data are shown as the mean and standard deviation. Note: The current DCNN is trained to be used only for general whole-body studies but is not designed for the brain. cPET, conventional positron emission tomography; dPET, deep learning processed positron emission tomography; SD, standard deviation; SUV, standardized uptake value