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Table 2 Target coverage, homogeneity, and conformity indices of the planning target volume

From: Dosimetric effects of the acuros XB and anisotropic analytical algorithm on volumetric modulated arc therapy planning for prostate cancer using an endorectal balloon

  Whole pelvic radiotherapy   Prostatic bed-only radiotherapy  
  AAA AXB p AAA AXB p
Maximum Dose (cGy) 4742.09 ± 22.80 4792.10 ± 19.04 0.005 2377.51 ± 17.18 2399.08 ± 14.92 0.028
Minimum Dose (cGy) 3330.66 ± 226.58 3259.04 ± 226.00 0.285 1887.38 ± 133.54 1687.91 ± 218.88 0.005
Mean Dose (cGy) 4465.49 ± 13.67 4463.18 ± 11.16 0.037 2233.12 ± 8.17 2230.54 ± 7.94 0.333
95% Isodose Volume (cm3) 819.53 ± 128.25 820.56 ± 128.71 0.037 168.96 ± 35.32 166.83 ± 36.14 0.022
V107% (%) 0.01 ± 0.01 0.03 ± 0.02 0.005 0.04 ± 0.04 0.13 ± 0.10 0.005
V100% (%) 81.81 ± 3.00 81.08 ± 2.82 0.013 83.19 ± 4.34 83.85 ± 2.44 0.959
V95% (%) 97.77 ± 0.43 97.76 ± 0.49 0.878 98.40 ± 0.76 96.62 ± 1.10 0.005
D2% (%) 104.75 ± 0.44 104.88 ± 0.36 0.017 104.42 ± 0.38 104.69 ± 0.33 0.161
D98% (%) 94.86 ± 0.50 94.86 ± 0.59 0.859 95.49 ± 0.83 92.46 ± 1.92 0.005
Homogeneity Index 0.097 ± 0.007 0.098 ± 0.008 0.059 0.088 ± 0.007 0.120 ± 0.019 0.005
Conformity Index 1.047 ± 0.071 1.048 ± 0.071 0.059 1.053 ± 0.041 1.038 ± 0.031 0.022
Conformation Number 0.916 ± 0.049 0.915 ± 0.049 0.203 0.920 ± 0.026 0.900 ± 0.028 0.007
 First Factor 0.978 ± 0.004 0.978 ± 0.005 0.878 0.984 ± 0.008 0.966 ± 0.011 0.005
 Second Factor 0.937 ± 0.052 0.936 ± 0.052 0.074 0.935 ± 0.030 0.932 ± 0.026 0.241
  1. AAA = Anisotropic Analytical Algorithm; AXB = Acuros XB.