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Table 2 Dosimetric comparison between Plan (AD) and Plan (MD)

From: Deep learning-based automatic delineation of the hippocampus by MRI: geometric and dosimetric evaluation

   Plan (AD) (mean ± SD) Plan (MD) (mean ± SD) Plan deviation (mean ± SD) P value
PTV Dmax (cGy) 3528.3 ± 24.4 3531.8 ± 21.9 − 3.55 ± 16.6 0.513
V30 (%) 94.96 ± 0.14 95 ± 0 − 0.04 ± 0.14 0.423
D98 (cGy) 2519.1 ± 61.2 2540.9 ± 24.2 − 21.9 ± 53.2 0.223
D2 (cGy) 3386.2 ± 11.4 3390.7 ± 9.7 − 4.4 ± 7.2 0.079
Hippocampus Dmean (cGy) 906.9 ± 17.2 898.8 ± 14.1 8.1 ± 11.2 0.046
Dmax (cGy) 1671.5 ± 264.7 1450.3 ± 62.1 221.2 ± 257.9 0.022
V16(%) 0.046 ± 0.070 0 ± 0 0.046 ± 0.070 0.064
Lens Dmax (cGy) 567.5 ± 42.0 568.5 ± 47.0 − 1.03 ± 8.56 0.712
  1. Plan deviation = Dose in Plan (AD)-Dose in Plan (MD); V30: the volume of PTV getting 30 Gy; D98: the dose received at 98% of PTV; D2: the dose received at 2% of PTV; V16: the volume of hippocampus getting 16 Gy