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Table 2 Average mean value of the series

From: Comparison of the dosimetries of 3-dimensions Radiotherapy (3D-RT) with linear accelerator and intensity modulated radiotherapy (IMRT) with helical tomotherapy in children irradiated for neuroblastoma

 

HT

3D-RT

 

Average mean value

Intervals

Average mean value

Intervals

Homolateral kidney

6.8 Gy

3.4–14.3

8.2 Gy

3.5–17.7

Controlateral kidney

3.3 Gy

0.6–6.0

2.2 Gy

0.5–3.4

Vertebrae

11.5 Gy

4.4–18.3

11.3 Gy

5.4–18.6

Sacroiliac joints

4.7 Gy

0.03–20.8

3.6 Gy

0.00–20.6

Liver

6.2 Gy

4.6–9.8

5.4 Gy

1.5–10.6

Spleen

8.1 Gy

3.9–14.3

9.8 Gy

0.3–21.4

Stomach

11.0 Gy

6.5–15.5

12,2 Gy

3.8–21

V 0.150 Gy/fraction

47.3%

38.8–65.1

32.2%

27.4–39.0

Integral dose

20.99 Gy/L

9.5–32.6

20.92 Gy/L

11.1–42.3

V 95%

95%

86.9–97.9

88.7%

76.4–98.8

Conformity index

1.57

1.0–2.22

2.93

1.97–3.79

  1. HT : helical tomotherapy ; 3D-RT : 3D radiotherapy.