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. 2019 Jan 11;10:15. doi: 10.1186/s13287-018-1117-5

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© The Author(s). 2019

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 2 — Comparison of longitudinal TcPO₂ changes (median with interquartile range) in the ischemic limbs of the responders and non-responders (a) and linear regression between TcPO₂ at baseline and at 6 months post-transplantation, depicted with a solid fitting line and dotted 95% confidential interval bars (b). *The difference between 6 months and baseline was statistically significant (P < 0.05). TcPO₂, transcutaneous pressure of oxygen