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Table 1 Clinical background of patients

From: A comparative study of dose distribution of PBT, 3D-CRT and IMRT for pediatric brain tumors

No.

Age (y)

Sex

Tumor

CTV1 (cc)

Dose to normal brain (%) [3D-CRT]

Dose to normal brain (%) [IMRT]

Dose to normal brain (%) [PBT]

The relative decrease (%) (3DCRT–PBT)/3DCRT

The relative decrease (%) (IMRT–PBT)/IMRT

1

6

M

Ependymoma

6.9

11.0

11.5

5.1

53.6

55.7

2

6

M

Ependymoma

74.0

20.5

20.1

14.4

29.8

28.4

3

2

F

Ependymoma

6.1

17.8

17.1

6.5

63.5

62.0

4

3

F

Ependymoma

42.5

30.0

31.8

15.4

48.7

51.6

5

4

M

Ependymoma

116.3

48.5

53.1

34.8

28.2

34.5

6

3

F

Ependymoma

48.0

27.0

26.9

16.7

38.1

37.9

7

11

M

Germinoma

344.8

74.0

72.1

61.2

17.3

15.1

8

16

F

Germinoma

150.2

60.5

61.8

48.5

19.8

21.5

9

10

M

Germinoma

168.8

54.5

56.3

42.3

22.4

24.9

10

14

M

Germinoma

200.6

63.0

62.7

49.2

21.9

21.5

11

14

F

Germinoma

216.7

67.0

60.6

55.0

17.9

9.2

12

12

F

Germinoma

353.8

62.5

58.9

47.4

24.2

19.5