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Table 6 Variation of the systematic differences between dose distributions, reconstructed from expected positions and reconstructed from dynalog files with magnified errors, with the RMS and the PA of PTV 1

From: Treatment verification using Varian’s dynalog files in the Monte Carlo system PRIMO

  RMS [mm] α[%]/Δ[%] of ref. max. dose PA[%] of PTV 1
ε 0.47 6/0.5 99.7
  0.68 32/0.7 99.6
  0.95 31/0.9 99.2
  1.35 53/1.2 99.1
  1.41 46/1.1 98.6
  2.03 63/1.7 98.3
|ε| 0.10 18/0.6 99.5
  0.14 36/0.7 99.1
  0.19 48/0.9 98.8
  0.21 77/1.2 98.6
  0.24 61/1.1 98.5
  0.28 87/1.5 98.2
  0.34 93/1.8 97.7
  0.47 85/2.0 97.0
  0.68 96/3.4 95.5
  1. α is the percentage of voxels having a deviation Δ given in percentage of the reference maximum dose. Two groups are represented, when the sign of the position error is conserved ε and when it was forced positive |ε|. Both clinical cases are included