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Table 2 Detailed results for the PTVs, dose bath and serial organs

From: Planning comparison of five automated treatment planning solutions for locally advanced head and neck cancer

Structure AIO AP RP1 RP2 RS
Mean SD Mean SD Mean SD Mean SD Mean SD
Targets PTV 70Gy Dmean (Gy) 70.9 0.2 70.5 0.3 70.8 0.3 70.5 0.3 70.4 0.2
V95% (%) 97.6 0.6 98.9 0.2 97.7 0.6 97.8 0.5 98.8 0.2
D2% (Gy) 73.4 0.4 72.6 0.2 73.6 0.2 73.3 0.1 72.1 0.1
PTV60Gy V95% (%) 98.9 0.4 99.9 0.1 99.1 0.3 99.0 0.2 99.7 0.2
PTV 54Gy V95% (%) 98.2 0.4 98.7 0.6 98.3 0.4 98.8 0.3 98.0 0.6
Dose bath Body V50Gy (dm3) 1.02 0.34 1.12 0.34 0.96 0.30 1.00 0.32 0.94 0.32
V30Gy (dm3) 2.50 0.62 2.32 0.66 2.12 0.56 2.38 0.61 1.88 0.43
V5Gy (dm3) 6.39 1.28 7.12 1.40 6.83 1.35 6.54 1.40 6.64 1.36
Serial Organs Brachial Plexus D0.5 cm3 (Gy) 53.1 3.5 53.1 4.3 54.2 3.6 52.7 2.7 51.1 7.4
Brainstem Dmax (Gy) 30.2 15.5 27.4 13.6 26.2 14.7 30.6 12.8 23.7 13.4
Mandible Dmax (Gy) 67.8 4.6 66.6 5.5 68.0 7.9 67.1 12.0 67.0 3.2
Spinal cord Dmax (Gy) 40.7 0.8 41.5 2.2 41.3 2.1 40.8 1.3 36.0 2.9
  1. Abbreviations: AIO automatic Interactive Optimizer, AP auto-planning, RP RapidPlan, RS Raystation, V 95% percentage volume receiving 95% of prescribed dose, D 2% dose corresponding to 2%, D 0.5 cm3 dose corresponding to 0.5 cm3, V X Gy volume receiving X Gy, Dmax maximal dose, SD standard deviation