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. 2017 Jun 24;12:106. doi: 10.1186/s13014-017-0840-x

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© The Author(s). 2017

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 4 — Leptomeningeal Disease after SRS versus WBRT following neurosurgical resection. Forest plot represents the risk ratio for overall survival of intracranial metastasis following resection and SRS versus resection and WBRT (95% confidence interval [CI]) with 2 cohort studies in adults (n = 152 patients (SRS) and 192 patients (WBRT)). Solid squares represent the point estimate of each study and the diamond represents the pooled estimate of the risk ratio. The I ² and P values for heterogeneity are shown