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Table 2 Summary of results for twenty-two prostate plans, showing average relative % differences between SC and MC calculated dose-volume indices including standard deviation and the range of dose-volume indices.

From: Monte Carlo dose verification of prostate patients treated with simultaneous integrated boost intensity modulated radiation therapy

Structure Dose-volume index Range of Indices (%) Average relative % difference
PTV prostate D98 [-3.8, 0.06] 1.2 ± 1.1 (p < 0.05)
  D50 [-3.2, 0.9] 0.8 ± 1.0 (p < 0.05)
  D2 [-0.5, 4.2] 1.4 ± 1.4 (p < 0.05)
  Dmean [-2.5, 2.9] 0.3 ± 1.1 (p > 0.05)
PTV nodes D95 [-4.7, 0.6] 1.5 ± 1.4 (p < 0.05)
  D50 [-3.0, 1.0] 0.4 ± 1.3 (p > 0.05)
  D2 [-2.1, 2.6] 0.1 ± 1.1 (p > 0.05)
  Dmean [-2.9, 1.4] 0.3 ± 1.2 (p > 0.05)
Rectum D50 [-3.6, 3.4] 0.2 ± 1.8 (p > 0.05)
  D10 [-2.9, 2.2] 0.3 ± 1.5 (p > 0.05)
  D2 [-2.5, 1.9] 0.4 ± 1.2 (p > 0.05)
  Dmean [-2.9, 3.1] 0.6 ± 1.7 (p > 0.05)
Bladder D50 [-3.7, 1.4] 0.9 ± 1.4 (p < 0.05)
  D10 [-3.2, 1.5] 0.7 ± 1.3 (p < 0.05)
  D2 [-2.7, 2.2] 0.7 ± 1.1 (p < 0.05)
  Dmean [-3.8, 0.9] 0.8 ± 1.3 (p < 0.05)
Small Bowel D50 [0.2, 115] 30.2 ± 40.7 (p < 0.05)
  D10 [-3.1, 120.7] 10.1 ± 26.4 (p < 0.05)
  D2 [-2.6, 100.1] 6.8 ± 21.5 (p < 0.05)
  Dmean [-1.5, 123.5] 16.5 ± 27.5 (p < 0.05)
Femurs D50 [1.2, 14.5] 8.6 ± 3.6 (p < 0.05)
  D10 [-3.0, 8.4] 4.6 ± 3.5 (p < 0.05)
  D2 [-2.9, 8.6] 4.1 ± 3.3 (p < 0.05)
  Dmean [-0.9, 10.3] 6.3 ± 3.9 (p < 0.05)
Skin 1 cm Ant D2 [1.7, 12.1] 7.7 ± 3.8 (p < 0.05)
  1. The p values determine if the mean of relative differences are significantly different from zero.