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Table 3 Ionization chamber measurements in inhomogeneous thorax phantom for the different treatment plans.

From: Dosimetric accuracy of tomotherapy dose calculation in thorax lesions

  Target OAR
Mediastinum 1 -1.7% 0.7%
Mediastinum 2 2.6% -1.1%
Single metastasis -2.1% 0.8%
Multipla metastasis -2.9% 8.9%
Average -1.0 ± 2.5% 2.3 ± 4.5%
  1. Percentage deviation between measured and calculated dose, for target and OAR point measurements