410-411 / 1676
32,2%
23,3%
27,5%
24,1%
21,3%
22,6%
25.3%
20.2%
22.6%
High ΔNTCP group
(n=87)
Low ΔNTCP group
(n=99)
All patients (n=186)
Observed prevalence after SW-IMRT
NTCP for SW-IMRT
NTCP for standard IMRT (back up plan)
Christianen, et al. in press Radiother Oncol
Step 4: Clinical validation study
Calibration: observed vs. predicted
OBERVED after
standard IMRT
(n=305): 27.9%