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Viscosupplementation for knee osteoarthritis: systematic review and meta-analysis

BMJ 2022; 378 doi: (Published 08 September 2022) Cite this as: BMJ 2022;378:o2190

In this paper by Pereira and colleagues (BMJ 2022;378:e069722, doi:10.1136/bmj-2022-069722, published 6 July 2022), the “Lequene index” in table 1 should be the “Lequesne index.” Furthermore, the standardised mean difference for year 2011 in figure 3 is missing a minus sign, and should be “−0.10.”

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