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How does the uncertainty (
σ
) influence the
action limits?
Example with large uncertainty:
Dose (Gy)
TL
TL
Prescribed dose
Probability distribution
for the true dose
Action limits
go to zero
when
Clinical tolerance
limits
−∆
+∆
dose measurement
uncertainty
increases
From Jörgen Olofsson (Dose Modeling and dose verification ESTRO COURSE)