Left Lung | Right Lung | |||||
---|---|---|---|---|---|---|
RapidArc | IMRT | p | RapidArc | IMRT | p | |
Mean (Gy) | 8.7 ± 1.0 | 7.8 ± 0.9 | 0.15 | 9.4 ± 1.2 | 9.1 ± 1.4 | 0.4 |
D 2% (Gy) | 34.3 ± 2.3 | 39.4 ± 4.1 | 0.04 | 37.9 ± 1.7 | 44.8 ± 2.5 | 0.004 |
V 5 Gy (%) | 58.7 ± 18.9 | 35.3 ± 3.9 | 0.004 | 58.3 ± 18.9 | 44.4. ± 7.8 | 0.004 |
V 20 Gy (%) | 9.7 ± 1.3 | 12.8 ± 2.5 | 0.04 | 10.3 ± 1.4 | 14.5 ± 4.0 | 0.004 |
V 45 Gy (%) | 0.1 ± 0.2 | 0.9 ± 0.7 | 0.04 | 0.1 ± 0.1 | 0.9 ± 0.5 | 0.004 |
NTCP (%) | <0.1 | <0.1 | 0.3 | <0.1 | <0.1 | 0.2 |
Heart | ||||||
RapidArc | IMRT | p | ||||
Mean (Gy) | 6.0 ± 2.7 | 7.4 ± 2.5 | 0.14 | |||
D 2% (Gy) | 17.0 ± 6.6 | 24.4 ± 7.1 | 0.04 | |||
V 10 Gy (%) | 13.1 ± 14.1 | 19.5 ± 13.3 | 0.04 | |||
V 45 Gy (%) | 0.0 ± 0.0 | 0.1 ± 0.1 | 0.12 | |||
NTCP (%) | <0.1 | <0.1 | 0.25 | |||
Healthy Tissue | ||||||
RapidArc | IMRT | p | ||||
Mean (Gy) | 7.1 ± 0.3 | 5.0 ± 0.4 | 0.03 | |||
V 3 Gy (%) | 50.1 ± 8.7 | 33.5 ± 6.1 | 0.03 | |||
V 10 Gy (%) | 20.5 ± 3.3 | 18.3 ± 2.7 | 0.19 | |||
CI 90 | 1.19 ± 0.07 | 1.20 ± 0.07 | 0.19 | |||
CI 95 | 1.10 ± 0.06 | 1.14 ± 0.09 | 0.19 | |||
EI (%) | 3.7 ± 1.9 | 8.7 ± 2.9 | 0.19 | |||
DoseInt (Gycm -3 10 5 ) | 1.40 ± 0.36 | 1.15 ± 0.27 | 0.03 |