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. 2019 Sep 17;7(9):2325967119868212. doi: 10.1177/2325967119868212

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© The Author(s) 2019

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 License (http://www.creativecommons.org/licenses/by-nc-nd/4.0/) which permits non-commercial use, reproduction and distribution of the work as published without adaptation or alteration, without further permission provided the original work is attributed as specified on the SAGE and Open Access pages (https://us.sagepub.com/en-us/nam/open-access-at-sage).

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Figure 7. — Mean delta KOOS at 2 years in patients with and without previous microfracture to the index knee, P = .79. Error bars indicate 95% CI. KOOS, Knee injury and Osteoarthritis Outcome Score.