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Table 3 Mean and max doses for PTVs and OARs in the group with neurotoxicities versus the group with no neurotoxicities

From: Long-term outcomes of adjuvant radiotherapy after surgical resection of central neurocytoma

   Neurotoxicity No neurotoxicity p
   Dose (cGy) SD Dose (cGy) SD
PTV Max 5736 365 5670 394 0.641
  mean 5470 348 5420 390 0.553
Brainstem max 4809 1618 4340 1393 0.837
  mean 1389 800 874 689 0.462
Optic nerve max 198 188 155 120 0.755
  mean 126 89 98 77 0.539
Left len max 131 204 96 189 0.764
  mean 52 28 34 30 0.781
Right len max 51 18 34 22 0.540
  mean 45 15 29 19 0.458
Hippocampus max 3665 1753 4185 1804 0.740
(both sides) mean 1947 1058 1592 772 0.303
  1. Abbreviations: PTV planning target volume; OAR organ at risk.