Validation of a Graded Prognostic Model in Patients With Brain Metastases Treated With Whole-brain Radiotherapy Instead of Radiosurgery

Background/Aim: The aim of this study was to analyze the survival predictions obtained from a recent graded prognostic model developed and validated in Japan. Patients and Methods: This was a retrospective single-institution analysis of 249 patients, managed with whole-brain radiotherapy for brain metastases. The sum of scores was calculated as in the Japanese study. The following parameters were included: number of brain metastases, volume of...