433 / 879
Prescribed dose
Dose (Gy)
Clinical tolerance
limits
TL
TL
Action limits - Proposed philosophy
Step 3: Adjust the
true dose probability distribution
such that the
dose limits
IDC-C
/2
and
IDC+C
/2
coincide with the
clinical
tolerance limits.
is set to a minimum
acceptable cure rate
is set to a maximum
acceptable complication rate
Probability distribution
for the true dose