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Table 7 Mean value and range of OARs dosimetric parameters absolute between the original and perturbed DIBH and FB treatments

From: Reproducibility and stability of voluntary deep inspiration breath hold and free breath in breast radiotherapy based on real-time 3-dimensional optical surface imaging system

Volume

Parameters

DIBH

FB

DIBHorg

DIBHmin

DIBHmax

p value

FBorg

FBmin

FBmax

p value

p1

p2

p1

p2

Heart

V5 (%)

4.86 ± 2.92

1.83 ± 1.77

12.98 ± 7.14

 < 0.05

 < 0.05

11.07 ± 9.40

7.18 ± 8.85

18.83 ± 11.22

 < 0.05

 < 0.05

V10 (%)

2.75 ± 1.94

0.71 ± 1.05

9.35 ± 5.93

 < 0.05

 < 0.05

2.59 ± 3.54

1.12 ± 1.69

6.51 ± 7.12

0.051

 < 0.05

V20 (%)

1.56 ± 1.29

0.30 ± 0.63

6.93 ± 4.95

 < 0.05

 < 0.05

0.31 ± 0.59

0.03 ± 0.07

1.55 ± 2.60

0.144

0.104

Dmean (Gy)

1.83 ± 0.68

1.13 ± 0.41

4.12 ± 2.01

 < 0.05

 < 0.05

2.63 ± 0.91

2.17 ± 0.07

3.65 ± 1.55

 < 0.05

 < 0.05

Spinal cord

Dmax (Gy)

0.24 ± 0.07

0.20 ± 0.06

0.30 ± 0.06

 < 0.05

 < 0.05

2.82 ± 1.84

2.57 ± 1.70

3.29 ± 2.03

 < 0.05

 < 0.05

Ipsilateral lung

V5 (%)

23.50 ± 2.76

18.61 ± 2.55

30.59 ± 3.89

 < 0.05

 < 0.05

33.46 ± 5.66

28.72 ± 5.16

39.41 ± 6.37

 < 0.05

 < 0.05

V10 (%)

17.47 ± 2.32

12.84 ± 2.12

24.48 ± 3.62

 < 0.05

 < 0.05

19.40 ± 5.77

14.14 ± 4.64

26.10 ± 7.02

 < 0.05

 < 0.05

V20 (%)

12.84 ± 1.91

8.55 ± 1.82

19.63 ± 3.29

 < 0.05

 < 0.05

6.97 ± 4.28

3.0 ± 2.62

13.14 ± 6.68

 < 0.05

 < 0.05

Dmean (Gy)

6.07 ± 0.71

4.48 ± 0.69

8.71 ± 1.26

 < 0.05

 < 0.05

6.08 ± 1.53

4.80 ± 1.08

8.25 ± 2.26

 < 0.05

 < 0.05

Contralateral lung

V5 (%)

0.01 ± 0.02

0 ± 0

0.30 ± 0.69

0.347

0.229

12.37 ± 11.66

10.12 ± 10.71

14.88 ± 12.24

 < 0.05

 < 0.05

V10 (%)

0 ± 0

0 ± 0

0.13 ± 0.31

0.145

0.260

1.82 ± 2.66

1.19 ± 1.90

2.58 ± 3.40

0.085

 < 0.05

Dmean (Gy)

0.22 ± 0.05

0.18 ± 0.03

0.34 ± 0.17

 < 0.05

 < 0.05

2.28 ± 0.96

2.11 ± 0.93

2.51 ± 1.01

 < 0.05

 < 0.05

Breast

Dmean (Gy)

1.19 ± 2.06

0.61 ± 0.64

2.63 ± 4.79

0.252

0.153

3.10 ± 1.22

2.91 ± 1.18

3.43 ± 1.33

 < 0.05

 < 0.05

Thyroid

Dmean (Gy)

0.29 ± 0.13

0.22 ± 0.11

0.41 ± 0.20

 < 0.05

 < 0.05

0.83 ± 0.31

0.63 ± 0.19

1.15 ± 0.54

 < 0.05

 < 0.05

Trachea

Dmean (Gy)

0.37 ± 0.06

0.29 ± 0.06

0.52 ± 0.10

 < 0.05

 < 0.05

2.22 ± 1.51

1.79 ± 1.26

2.70 ± 1.79

 < 0.05

 < 0.05

Esophagus

Dmax (Gy)

0.54 ± 0.09

0.44 ± 0.05

0.78 ± 0.20

 < 0.05

 < 0.05

5.38 ± 2.84

4.68 ± 2.58

6.39 ± 3.17

 < 0.05

 < 0.05

Dmean (Gy)

0.44 ± 0.09

0.26 ± 0.05

0.44 ± 0.09

 < 0.05

 < 0.05

1.63 ± 0.89

1.44 ± 0.77

1.86 ± 1.0

 < 0.05

 < 0.05

Liver

V5 (%)

0 ± 0

0 ± 0

0.12 ± 0.23

0.231

0.160

7.30 ± 5.33

5.17 ± 3.95

10.55 ± 7.30

 < 0.05

 < 0.05

Dmean (Gy)

0.17 ± 0.05

0.13 ± 0.04

0.26 ± 0.10

 < 0.05

 < 0.05

1.65 ± 0.90

1.30 ± 0.68

2.24 ± 1.29

 < 0.05

 < 0.05

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Radiation Oncology

ISSN: 1748-717X

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