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. 2015 Nov 18;10(11):e0142968. doi: 10.1371/journal.pone.0142968

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This is an open-access article distributed under the terms of the Creative Commons Public Domain declaration, which stipulates that, once placed in the public domain, this work may be freely reproduced, distributed, transmitted, modified, built upon, or otherwise used by anyone for any lawful purpose.

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Fig 3 — Diamond indicates the overall summary for the analysis, width of the diamond represents the 95% CI (Confidence Interval), and boxes represent the weight of individual studies in the pooled analysis. Trials to the left of the vertical line showed a reduction in the risk of stroke events favored AMD; those to the right showed an increase in risk favored No AMD. Abbreviations: AMD, Age-related macular degeneration; M-H, Mantel-Haenszel.