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. 2020 May 19;11(5):690–696. doi: 10.1177/2192568220921829

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© The Author(s) 2020

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 4.0 License (https://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 3. — Visual analogue scale (VAS) scores comparison of the patients between the groups. An unpaired t test is applied, which resulted in a 2-tailed P value of .0693 (VAS back pain) and .438 (VAS leg pain), which is statistically nonsignificant.