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Table 1 DVH parameters for the different VMAT techniques

From: A fast radiotherapy paradigm for anal cancer with volumetric modulated arc therapy (VMAT)

  2Rot 1Rot iFo 1RotALLW
HI 1.1 1.1 1.15
CI 1.46 1.54 1.49
MU 287 293 348
TT 370s 185s 188s
VTissue 10% PD 13414 cm3 ≡ 38.98% 13643 cm3 ≡ 39.6% 12456 cm3 ≡ 36.2%
VTissue 30% PD 10345 cm3 ≡ 30.1% 10635 cm3 ≡ 30.9% 8741 cm3 ≡ 25.4%
VTissue 50% PD 7571 cm3 ≡ 22.0% 8157 cm3 ≡ 23.7% 5321 cm3 ≡ 15.5%
VTissue 70% PD 4089 cm3 ≡ 11.9% 4735 cm3 ≡ 13.8% 2727 cm3 ≡ 7.9%
VTissue 95% PD 430 cm3 ≡ 1.2% 370 cm3 ≡ 1.1% 0 cm3 ≡ 0%
D95% Vol PTV 33.84 Gy ≡ 94% 33.48 Gy ≡ 93% 32.4 Gy ≡ 90%
D95% Vol Tissue 0.75 Gy ≡ 2.09% 0.8 Gy ≡ 2.22% 0.02 Gy ≡ 0.06%