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Table 2 The additional effective dose delivered to patients due to overscanning in superior and inferior directions in the different centers (mSv)

From: Deep learning-based fully automated Z-axis coverage range definition from scout scans to eliminate overscanning in chest CT imaging

 

Additional ED superior (mSv)

Additional ED inferior (mSv)

Database

Mean ± STD

min

Q1

Q3

Max

Mean

STD

Min

Q1

Q3

Max

C1

0.92 ± 0.28

0.18

0.88

1.10

1.91

2.08

0.55

0.51

1.90

2.43

3.41

C2

0.17 ± 0.17

0.02

0.04

0.24

0.80

0.33

0.34

0.04

0.10

0.47

3.71

C3

0.28 ± 0.07

0.15

0.22

0.34

0.57

0.77

0.24

0.39

0.58

0.91

1.65

C4

1.17 ± 0.40

0.07

0.90

1.35

3.35

2.13

0.59

0.19

1.74

2.43

5.34

C5

1.21 ± 0.44

0.31

0.92

1.40

3.31

2.24

0.69

0.84

1.77

2.53

5.16

C6

0.88 ± 0.29

0.10

0.67

1.03

1.96

1.55

0.44

0.37

1.24

1.80

3.12

C7

2.62 ± 0.71

0.60

1.99

3.09

5.51

4.29

0.83

1.33

3.65

4.81

7.94

C8

0.66 ± 0.36

0.05

0.42

0.78

2.68

1.24

0.68

0.13

0.78

1.46

5.41

C9

1.93 ± 0.65

0.10

1.45

2.51

3.92

2.87

0.71

0.00

2.39

3.43

5.18

C10

0.42 ± 0.37

0.07

0.21

0.51

2.93

1.00

0.60

0.22

0.61

1.18

5.61

D3

0.65 ± 0.56

0.10

0.39

0.77

8.05

2.33

1.25

0.46

1.56

2.77

14.80