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Table 5 Results from dose plan analysis for Patient 4

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

  Obj HT IMP RA
PTVII
Mean [Gy] 49.5 49.5
(100%)
49.5
(100%)
49.5
(100%)
D1% [%] - 106.9 106.5 103.2
D99% [%] - 94.1 89.9 93.7
V90% [%] 100% 99.9 98.9 99.8
V95% [%] 100% 98.6 93.9 98.2
V107% [%] 0% 0.9 0.7 0.0
V110% [%] 0% 0 0 0
SD [Gy] - 2.2 3.2 1.8
D5–D95 [Gy] - 7.3 9.9 5.3
CI90 1.0 2.3 1.3 1.7
PTVI (left and right)
Mean [Gy] 45 44.6
(99.1%)
44.6
(99.1%)
45.0
(100%)
D1% [%] - 102.7 110.0 103.8
D99% [%] - 94.0 85.6 94.4
V90% [%] 100% 99.8 96.8 99.9
V95% [%] 100% 98.5 87.5 99.0
V107% [%] 0% 0 0 6.2 0 0
V110% [%] 0% 0 0 1.4 0 0
D5–D95 [%] - 4.0 13.6 5.6
SD [%] - 1.6 4.2 1.8
Uterus
Mean [Gy] < 20 Gy 9.0 0.5 8.8
D1% [Gy] Minim 11.4 4.4 10.7
V10 Gy [%] Minim 12.4 0.0 4.4
Rectum
Mean [Gy] < 40 Gy 18.4 10.6 19.3
D1% [Gy] Minim 52.2 51.0 49.9
V40 Gy [%] Minim 12.4 11.8 15.4
Bladder
Mean [Gy] < 30 Gy 17.8 4.3 15.5
D1% [Gy] Minim 34.3 35.0 33.0
V20 Gy [%] Minim 21.0 6.5 19.2
Right Femur
Mean [Gy] < 20 Gy 14.4 1.5 18.8
D1% [Gy] Minim 38.4 28.2 41.0
Left Femur
Mean [Gy] < 20 Gy 14,3 0.3 18.2
D1% [Gy] Minim 37.2 10.8 37.7
Healthy tissue
Mean Gy] Minim 13.8 3.7 12.2
V10 Gy [cm3] Minim 51.2 11.8 42.9
EI [%] Minim 4.1 5.0 3.3
DosInt [105 *Gy*cm3] Minim 1.1 0.3 1.0