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Table 3 Percentage of cases with clinically significant dose deviation (more than 5% decrease in the prescribed dose coverage of PTVs or increase in the planned dose of OAR)

From: Retrospective dosimetry study of intensity-modulated radiation therapy for nasopharyngeal carcinoma: measurement-guided dose reconstruction and analysis

Parameters PTVx(V70 Gy) PTV1(V60 Gy) PTV2(V54 Gy) Spinal Cord(D1cc) Larynx(Dmean)
  8/30 0/30 0/30 1/30 1/30
  1. Abbreviations: PTV - planning target volume, OAR - organ at risk