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. 2017 Sep 13;5(9):2325967117724772. doi: 10.1177/2325967117724772

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© The Author(s) 2017

This article is distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivs 3.0 License (http://www.creativecommons.org/licenses/by-nc-nd/3.0/) 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 1. — Correlation between improvements in visual analog scale (VAS) and patient-reported outcome (PRO) scores. There was only a moderate correlation between changes in VAS and PRO scores, with the strongest correlation being with the modified Harris Hip Score (mHHS). HOS-ADL, Hip Outcome Score–activities of daily living; HOS-SSS, Hip Outcome Score–sports-specific subscale; NAHS, Nonarthritic Hip Score.