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. 2022 Oct 6;37:69–77. doi: 10.1016/j.jot.2022.07.012

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© 2022 The Authors

This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).

PMC Copyright notice

Changes of SF36 score during the one-year follow-up period after intra-articular injection of BM-MSCs (circle) and HA (square). a) mental component score and b) physical component score at baseline, 3 months, 6 months, 9 months, and 12 months were shown in mean ± standard deviation. Participant satisfaction was significantly improved after BM-MSCs injection as indicated by improvement in physical component score and mental component score at the later time points of follow-up. ∗P < 0.05 and ∗∗P < 0.01 in two-sample t test with Welch's correction. #P < 0.05 in Bonferroni's correction multiple comparisons test. SF-36, 36-Item Short Form Survey; BM-MSCs, bone marrow-derived mesenchymal stem cells; HA, hyaluronic acid; Mon, month(s).