Figure 1From: Gamma knife radiosurgery for elderly patients with brain metastases: evaluation of scoring systems that predict survivalOverall survival (OS) of 147 elderly patients with brain metastases. Median OS was 167 days (95% CI: 108.4–225.6). The survival time of 53.1% of the patients was 0.5 years; in 20.4% it was 1 year, and in 1% it was 2 years.Back to article page