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Table 2 Results from dose plan analysis for Patient 1

From: On the performances of Intensity Modulated Protons, RapidArc and Helical Tomotherapy for selected paediatric cases

 

Obj

HT

IMP

RA

PTV

Mean [Gy]

53.2

53.2

(100%)

53.2

(100%)

53.2

(100%)

D1% [%]

-

102.3

107.1

104.9

D99% [%]

-

85.0

86.8

90.6

V90% [%]

100%

97.7

97.8

99.3

V95% [%]

100%

93.9

93.5

92.5

V107% [%]

0%

0.0

1.1

0.0

V110% [%]

0%

0.0

0.2

0.0

D5–D95 [%]

-

8.1

10.9

10.0

SD [%]

-

3.2

3.6

3.0

CI90

1.0

1.2

1.1

1.2

PTV scar

Mean [Gy]

44.8

46.2 (103.1%)

44.7 (99.8%)

45.6 (101.8%)

D1% [%]

-

110.3

110.7

106.5

D99% [%]

-

96.0

90.6

94.0

V90% [%]

100%

99.9

99.4

99.9

V95% [%]

100%

99.5

88.3

98.4

V107% [%]

0%

5.3

3.0

0.3

V110% [%]

0%

1.2

1.2

0.0

D5–D95 [%]

-

7.1

12.3

7.8

SD [%]

-

2.5

4.0

2.5

Vertebra

Mean [Gy]

< 20 Gy

17.6

13.6

22.2

D1% [Gy]

Minim

51.5

53.8

52.5

Spinal Cord

    

D1% [Gy]

< 45 Gy

15.8

15.2

16.9

Right Lung

Mean [Gy]

< 15 Gy

11.9

0.9

11.9

V20 Gy [%]

Minim

8.8

0.3

11.4

Left uninvolved Lung

Mean [Gy]

< 15 Gy

14.1

6.4

15.5

V20 Gy [%]

Minim

20.0

11.8

25.1

Heart

Mean [Gy]

< 30 Gy

29.1

3.8

26.7

V40 Gy [%]

Minim

11.9

3.2

10.1

D1% [Gy]

Minim

53.1

51.9

50.0

Healthy tissue

Mean [Gy]

Minim

9.1

2.5

8.7

V10 Gy [cm3]

Minim

32.2

7.2

31.0

EI [%]

Minim

3.0

3.5

2.9

DosInt [105 *Gy*cm3]

Minim

0.84

0.23

0.81