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. 2019 Jun 6;7(11):1262–1269. doi: 10.12998/wjcc.v7.i11.1262

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©The Author(s) 2019. Published by Baishideng Publishing Group Inc. All rights reserved.

This article is an open-access article which was selected by an in-house editor and fully peer-reviewed by external reviewers. It is distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited and the use is non-commercial.

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Comparisons of changes in clinical indices before and after treatment. ^aP < 0.05, vs before treatment. VAS: Visual analogue scale; WOMAC: Western Ontario and McMaster University of Orthopaedic Index.