Table 2

Mean differences between internal target volume concept (ITV) and optimization of the surrounding isodose (OSI)

P105

P125

P150


Δ DMin in %

3.6 ± 0.7

17.8 ± 4.0

37.1 ± 8.9

Δ Margin in mm

3.3 ± 1.6

3.6 ± 2.3

4.3 ± 3.0

Δ DMean Surr in %

7.8 ± 3.0

6.4 ± 4.3

4.9 ± 3.1


Abbreviations: absolute increase in minimum target dose Δ DMin, absolute increase in margin size Δ Margin, absolute increase in mean dose to surrounding region Δ DMean Surr

Richter et al. BMC Medical Physics 2008 8:5   doi:10.1186/1756-6649-8-5

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