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. 2023 Jul 19;15(14):3194. doi: 10.3390/nu15143194

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© 2023 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/4.0/).

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Difference of adverse effects between the selenium group and control group. The black block represents the effect sizes of individual studies, red dashed line represents combined effect sizes, blue diamond block represents the 95%CI of combined effect sizes [25,26,27,30,31,35,41].