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. 2021 Feb 24;18(5):2214. doi: 10.3390/ijerph18052214

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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(A) Average displacement along the anteroposterior axis (X-axis) in the stable condition. * represent significant time differences. (B) Average displacement along Y-axis in the stable condition. * represent significant time differences. (C) 95% ellipsoid area in the stable condition. * represent significant time differences. (D) COP in the anteroposterior axis (COP-X average) in the unstable condition. # represents significant surface differences. (E) COP in the anteroposterior axis (COP-X average) in the stable condition. § represent significant time × surface interaction. # represents a significant difference between surfaces. * represents a significant difference from 0min and 30min. Bars represent the standard error. D: dry surface; S: slippery surface.

(A) Average displacement along the anteroposterior axis (X-axis) in the stable condition. * represent significant time differences. (B) Average displacement along Y-axis in the stable condition. * represent significant time differences. (C) 95% ellipsoid area in the stable condition. * represent significant time differences. (D) COP in the anteroposterior axis (COP-X average) in the unstable condition. # represents significant surface differences. (E) COP in the anteroposterior axis (COP-X average) in the stable condition. § represent significant time × surface interaction. # represents a significant difference between surfaces. * represents a significant difference from 0min and 30min. Bars represent the standard error. D: dry surface; S: slippery surface.