Fig. 1From: Development of a disease-specific graded prognostic assessment index for the management of sarcoma patients with brain metastases (Sarcoma-GPA)Significant variables in multivariate analysis. a: Histology; b: number of CNS metastases; c: ECOG performance status (PS); d: Karnofsky performance status (KPS). CNS: central nervous system; H1-H4: histology groups (see text for description); OS: overall survivalBack to article page