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. Author manuscript; available in PMC: 2008 Nov 20.
Published in final edited form as: Phys Med Biol. 2008 Jun 23;53(14):3723–3738. doi: 10.1088/0031-9155/53/14/002

Table 2.

Scatter fraction derived from measurements and simulations.

2D
2.5D
2.7D
3D
Simulated Measured Simulated Simulated Measured Simulated Measured
20 cm 16.8 20.3 22.6 26.0 29.0 33.5 33.7
27 cm 17.7 a 31.7 35.7 38.9 42.6 45.3
35 cm 25.3 34.4 40.9 45.7 46.6 53.3 54.8
a

2D 27 cm case was not measured.