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. Author manuscript; available in PMC: 2021 Jul 1.
Published in final edited form as: Med Phys. 2020 Apr 6;47(7):2725–2734. doi: 10.1002/mp.14139

Table II.

Beam deflection angles and the resulting beamlet shift and dose tail increase with standard deviation included

Deflection angle (°) 0.25 0.5 0.75 1.0 1.25 1.5 1.75 2.0 2.25 2.5
Beamlet shift (mm) 0.08 0.14 0.21 0.26 0.34 0.37 0.43 0.48 0.51 0.61
Dose tail increase ± SD (%) 14.6 ± 3.3 33.0 ± 7.3 50.50 ± 11.1 76.20 ± 16.5 93.40 ± 20.0 102.4 ± 21.5 136.3 ± 28.8 156.9 ± 33.1 177.2 ± 36.9 192.4 ± 40.2