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Table 5 ROC a curve analysis for DVH b -based parameters related to acute grade ≥2 RP c in present study

From: Stereotactic body radiation therapy for post-pulmonary lobectomy isolated lung metastasis of thoracic tumor: survival and side effects

Parameters Optimal threshold
Value Sensitivity Specificity
PTV volume (cm3) 59 75.0% 80.0%
Ipsilateral lung V5 d (%) 51 62.5% 80.0%
  1. a: receiver operating characteristic; b: dose-volume histogram; c: radiation pneumonitis; d: the percentage of the ipsilateral lung volume that received more than 5 Gy irradiation dose.
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BMC Cancer

ISSN: 1471-2407

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