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. 2021 Jul 8;101(1):30–36. doi: 10.1177/00220345211025242

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© International & American Associations for Dental Research 2021

This article is distributed under the terms of the Creative Commons Attribution 4.0 License (https://creativecommons.org/licenses/by/4.0/) which permits any use, reproduction and distribution of the work without further permission provided the original work is attributed as specified on the SAGE and Open Access page (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 3. — Density plot of the absolute z values of the Wald statistic between the first trial and the meta-analysis. The dotted line indicates the absolute z value with an equal likelihood of being observed in the meta-analysis and the first trial.