Skip to main content
. 2022 Sep 5;45(4):1029–1041. doi: 10.1007/s13246-022-01151-1

Table 4.

Data from the three models from the Varian Model Analytics program showing the optimisation objectives as well as minimum (min), mean, maximum (max) and standard deviation for the target and organs-at-risk both volumetrically and dosimetrically

Model A Model B UCSD
Optimisation objectives
 PTV

D10% < 102%

Priority 100

D0% < 104%

Priority 150

D0% < 102.5%

Priority 110

D0% < 103%

Priority 150

D100% > 98%

Priority 140

D100% > 100%

Priority 130

D100% > 97%

Priority 150

D98% > 100%

Priority 150

D95% < 100%

Priority 0*

 CTV or PTV inner

D0% < 106.5%

Priority 140

D15% < 105%

Priority 90

D100% > 101%

Priority 160

D100% > 103%

Priority 130

 Bladder

V99% < 0%

Priority 90

V103.5% < 0%

Priority 120

V95% < GV

Priority 80

V50% < GV

Priority 80

V25% < GV

Priority 30

Line

Priority 60

Line

Priority 65

Line GP
 Femur_L/Femur_R Line GP
 Femoral Heads

Line

Priority 60

 Penile Bulb Line GP
 Rectum

V99% < 0%

Priority 90

V102% < 0%

Priority 80

V100% < 0%

Priority 150

V95% < GV

Priority 100

V75% < GV

Priority 90

V50% < GV

Priority 90

V25% < GV

Priority 80

V10% < GV

Priority 50

Line

Priority 60

Line GP

Line

Priority 70

Input plan data
 Number of Targets 2 3 1
 Number of OARs 3 3 5
 Total number of plans 93 41 105
 Targets CTV PTV inner PTV
PTV_High PTV optimise
PTV low
 OARS Bladder Bladder Bladder
Rectum Rectum Rectum
Femoral Heads Femoral Heads Femur_L
Femur_R
Penilebulb
PTV Target PTV_High PTV optimise PTV
 Volumetric [cm3]
  Min 70.39 7.44 44.55
  Max 402.73 462.92 387.32
  Mean 163.93 197.45 135.54
  Std 70.46 82.42 53.33
 Mean Dose [Gy]
  Min 32.59 45.07 9.15
  Max 79.59 80.77 83.71
  Mean 67.25 76.83 55.37
  Std 8.24 7.83 26.17
 Mean Dose [%]
  Min 99.32 101.89 101.08
  Max 102.77 103.55 103.56
  Mean 101.09 102.67 101.86
  Std 0.67 0.44 0.47
Central Target CTV PTV inner
 Volumetric [cm3]
  Min 17.95 22.23
  Max 146.62 191.43
  Mean 54.59 69.47
  Std 21.50 37.21
 Mean Dose [Gy]
  Min 32.87 45.76
  Max 80.41 81.36
  Mean 68.17 77.52
  Std 8.40 8.11
 Mean Dose [%]
  Min 101.35 95.42
  Max 104.28 104.31
  Mean 102.46 102.98
  Std 0.64 1.42
Bladder
 Volumetric
  Total min [cm3] 68.71 42.24 76.72
  In-field min [cm3] 30.11 17.49 55.26
  In-field min [%] 19.57 33.72 16.43
  Out-of-field min [cm3] 0 0 0
  Out-of-field min [%] 0 0 0
  Overlap with target min [cm3] 1.84 2.61 2.9
  Overlap with target min [%] 1.04 2.88 1.16
  Total max [cm3] 632.26 546.2 685.52
  In-field max [cm3] 261.84 358.76 555.6
  In-field max [%] 87.25 94.93 94.15
  Out-of-field max [cm3] 249.11 162.08 437.94
  Out-of-field max [%] 52.2 45.37 66.49
  Overlap with target max [cm3] 137.44 65.46 42.64
  Overlap with target max [%] 60.63 66.28 22.7
  Total mean [cm3] 236.83 192.06 265.39
  In-field mean [cm3] 112.08 133.92 145.72
  In-field mean [%] 53.23 71.2 60.75
  Out-of-field mean [cm3] 41.2 26.95 50.41
  Out-of-field mean [%] 11.77 10.5 13.25
  Overlap with target mean [cm3] 24.4 20.56 13.04
  Overlap with target mean [%] 12.04 13.8 5.67
  Total std [cm3] 125.16 105.86 142.72
  In-field std [cm3] 43.56 69.86 71.01
  In-field std [%] 18.12 13.92 19.45
  Out-of-field std [cm3] 64.59 40.20 88.80
  Out-of-field std [%] 15.52 12.94 17.53
  Overlap std [cm3] 22.47 12.17 8.95
  Overlap std [%] 10.51 11.93 3.99
 Mean Dose [Gy]
  Min 7.12 16.25 1.59
  Max 58.99 60.66 40.51
  Mean 26.10 38.23 16.93
  Std 13.05 11.58 10.85
 Mean Dose [%]
  Min 11.89 20.84 7.39
  Max 89.38 81.97 55.77
  Mean 38.92 50.99 29.83  
  Std 18.26 14.78 11.25
 Rectum
  Volumetric
Total min [cm3] 27.65 34.36 34.27
  In-field min [cm3] 21.76 28.31 19.47
  In-field min [%] 61.59 63.95 37.76
  Out-of-field min [cm3] 0 0 0
  Out-of-field min [%] 0 0 0
  Overlap with target min [cm3] 0 0.22 0
  Overlap with target min [%] 0 0.44 0
  Total max [cm3] 111.58 145.84 226.16
  In-field max [cm3] 101.4 108.79 134.92
  In-field max [%] 97.79 94.83 98.35
  Out-of-field max [cm3] 8.51 38.55 81.98
  Out-of-field max [%] 18.67 26.44 46.33
  Overlap with target max [cm3] 13.87 23.86 8.99
  Overlap with target max [%] 22.25 29.98 12.61
  Total mean [cm3] 56.19 69.68 74
  In-field mean [cm3] 47.53 57.07 55.92
  In-field mean [%] 84.82 83.41 78.22
  Out-of-field mean [cm3] 0.36 4.24 6.28
  Out-of-field mean [%] 0.57 4.73 6.47
  Overlap with target mean [cm3] 4.85 6.5 2.76
  Overlap with target mean [%] 8.6 9.46 3.97
  Total std [cm3] 18.3 27.57 31.6
  In-field std [cm3] 15.92 20.26 20.44
  In-field std [%] 6.89 8.94 13.93
  Out-of-field std [cm3] 1.39 8.37 13.58
  Out-of-field std [%] 2.35 6.82 9.65
  Overlap std [cm3] 3.24 4.3 1.75
  Overlap std [%] 5.25 5.63 2.49
 Mean Dose [Gy]
  Min 18.59 18.75 3.7
  Max 44 48.63 36.24
  Mean 32.43 42.44 19.02
  Std 6.73 5.58 10.06
 Mean Dose [%]
  Min 30.99 42.62 16.83
  Max 66.01 70.2 48.58
  Mean 48.64 56.2 34.27
  Std 8.3 5.75 6.84
 Femoral Heads/Femur Left, Right
 Volumetric
  Total min [cm3] 50.41 113.12 46.38, 46.26
  In-field min [cm3] 41.42 102.78 32.17, 31.71
  In-field min [%] 57.38 59.55 48.84, 49.37
  Out-of-field min [cm3] 0 0 0, 0
  Out-of-field min [%] 0 0 0, 0
  Overlap with target min [cm3] 0 0 0, 0
  Overlap with target min [%] 0 0 0, 0
  Total max [cm3] 120.6 291.3 269.29, 266.21
  In-field max [cm3] 120.52 271.62 196.92, 211.32
  In-field max [%] 100 100 100, 100
  Out-of-field max [cm3] 15.76 47.5 73.47, 75.49
  Out-of-field max [%] 16.47 26.21 27.28, 28.36
  Overlap with target max [cm3] 0 0 0, 0
  Overlap with target max [%] 0 0 0, 0
  Total mean [cm3] 77.94 177.92 69.02, 69.85
  In-field mean [cm3] 74.63 147.54 63.87, 64.8
  In-field mean [%] 95.97 83.39 94.49, 94.63
  Out-of-field mean [cm3] 0.51 8.57 2.29, 2.14
  Out-of-field mean [%] 0.58 4.53 1.54, 1.41
  Overlap with target mean [cm3] 0 0 0, 0
  Overlap with target mean [%] 0 0 0, 0
  Total std [cm3] 14.88 27.4 35.91, 35.1
  In-field std [cm3] 15.05 23.08 26.65, 26.06
  In-field std [%] 8.56 8.47 10.53, 10.54
  Out-of-field std [cm3] 1.95 10.69 10.79, 10.74
  Out-of-field std [%] 2.25 5.37 5.29, 5.05
  Overlap std [cm3] 0 0 0, 0
  Overlap std [%] 0 0 0, 0
 Mean Dose [Gy]
  Min 4.85 5.18 1.32, 1.17
  Max 32.57 29.25 27.99, 24.05
  Mean 17.58 17.17 12.03, 11.95
  Std 6.17 4.61 7.36, 7.27
 Mean Dose [%]
  Min 7.39 6.64 5.21, 3.28
  Max 49.34 38.53 35.74, 32.85
  Mean 26.37 23.19 21.88, 21.75
  Std 8.54 6.52 6.99, 6.94

G generated, D dose, V volume, P priority

aObjective affects normal tissue objective