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. 2017 May 10;14:13. doi: 10.1186/s12987-017-0062-5

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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. 7 — Sensitivity analysis of CSF p-tau levels in iNPH compared to healthy controls. Analyses were conducted on the raw data and the pooled estimate was −1.14 (95% CI −1.40 to −0.87). The direction and magnitude of pooled estimates did not change significantly after removing studies one by one, indicating that the results of the meta-analysis were relatively robust