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Table 6 Dosimetric parameters of the lung and heart with or without additional boost doses between ABC and free breathing

From: A comparative study in left-sided breast cancer treated with moderate deep inspiratory breath hold versus free breathing

Left lung

Boost (n = 16) ABC

No boost (n = 16) ABC

p-value

Boost (n = 16) FB

No boost (n = 16) FB

p-value

Dmean (Gy)

11.75 ± 2.78

14.68 ± 2.47

.004

12.98 ± 3.10

16.83 ± 2.22

.001

V5 (%)

41.08 ± 10.38

49.30 ± 7.63

.016

42.41 ± 9.95

49.47 ± 14.55

0.129

V10 (%)

31.02 ± 8.62

38.63 ± 7.04

.010

33.20 ± 9.07

42.50 ± 6.13

.002

V20(%)

23.73 ± 6.92

30.32 ± 6.29

.008

26.51 ± 7.93

34.68 ± 5.97

.003

Heart

 Dmean (Gy)

4.40 ± 1.93

5.00 ± 2.07

0.40

6.35 ± 2.25

7.39 ± 2.18

0.19

 V5 (%)

13.60 ± 6.79

15.21 ± 6.78

0.50

19.58 ± 6.85

22.05 ± 6.35

0.30

 V10 (%)

8.64 ± 6.02

10.92 ± 5.92

0.28

13.92 ± 6.46

16.77 ± 6.01

0.20

 V30 (%)

3.59 ± 3.56

5.37 ± 3.98

0.19

7.53 ± 4.62

9.97 ± 4.54

0.18

LADA

 Dmean (Gy)

17.32 ± 8.10

21.28 ± 8.33

0.19

23.54 ± 8.02

26.71 ± 8.52

0.41

 V30 (%)

27.34 ± 22.23

37.98 ± 22.95

0.18

44.39 ± 20.68

50 ± 17.90

0.28