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Table 5 Comparison of parameters in the DSC min, DSC max and DSC deformation phases for the left ventricular myocardium

From: Impact of deformable image registration on dose accumulation applied electrocardiograph-gated 4DCT in the heart and left ventricular myocardium during esophageal cancer radiotherapy

 

DSCmin

DSCmax

DSCdeformation

DSCmax-DSCmin

DSCmax-DSCdeformation

P (DSC max vs DSC min)

P (DSC max vs DSC deformation)

Dmean

6.80 ± 4.06

11.12 ± 4.39

8.30 ± 3.68

4.45 ± 2.68

2.95 ± 2.53

0.000

0.000

V20

10.59 ± 10.11

21.24 ± 9.01

15.38 ± 9.43

10.99 ± 4.71

6.21 ± 3.15

0.000

0.000

V30

6.82 ± 8.27

16.27 ± 8.17

10.95 ± 8.01

9.86 ± 4.91

5.74 ± 3.23

0.000

0.000

V40

1.09 ± 2.82

3.51 ± 3.62

1.47 ± 2.70

2.75 ± 2.56

2.26 ± 2.40

0.000

0.001