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1st Commandment
Explained
Metric for γ-analysis
o
“Overreliance on the insensitive metric is counterproductive to quality
improvement and can lead to the sense of complacency among the
clinical physicists.”
44
o
“IMRT and VMAT commissioning, along with product validation, would
benefit from the retirement of the 3%/3 mm passing rates as a primary
metric of performance, and the adoption instead of tighter tolerances,
more diligent diagnostics, and more thorough analysis.”
Med Phys 2013 – Nelms et al
Utrecht 2016