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. 2023 Jan 16;42(4):999–1011. doi: 10.1007/s10067-023-06505-y

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© The Author(s) 2023

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

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Fig. 2 — Overview of risk of bias assessment of peer-reviewed articles. Risk of bias assessment of abstracts is shown in Supplementary Figure 1 and full overview in Supplementary Data S4. Additional data or information that weas received via e-mail was not included in this assessment