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. 2021 Mar;9(6):452. doi: 10.21037/atm-20-5116

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2021 Annals of Translational Medicine. All rights reserved.

Open Access Statement: This is an Open Access article distributed in accordance with the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International License (CC BY-NC-ND 4.0), which permits the non-commercial replication and distribution of the article with the strict proviso that no changes or edits are made and the original work is properly cited (including links to both the formal publication through the relevant DOI and the license). See: https://creativecommons.org/licenses/by-nc-nd/4.0.

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Meta-analysis of treatment effects on functional improvement. (A) Conventional meta-analysis of treatment effects on functional improvement for MSC from different sources overall compared with placebo in RCTs; (B) network meta-analysis of treatment effects on functional improvement for MSC from different sources overall compared with placebo in RCTs. MSC, mesenchymal stem cell; RCT, randomized controlled trial.