Quantitative Methods 2017

Main incentive New radiation technologies

• The ‘ALARA’ principle – Preclinical and clinical scientific evidence • Dose effect relationship • Lower dose → less side effects

100%

90%

80%

70%

60%

50%

40%

30% NTCP-value

20%

10%

0%

0 10 20 30 40 50 60 70

Dose (Gy)