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. 2023 Aug 7;15:1216304. doi: 10.3389/fnagi.2023.1216304

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Copyright © 2023 Albergoni, Biggio, Faelli, Ruggeri, Avanzino, Bove and Bisio.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Weight discrimination. (A) Psychometric functions for older adults (Old, yellow) and young subjects (Young, blue). Dots represent the proportion of Heavier responses at comparison stimulus for each group, obtained from the average of the responses of all participants. (B) Lower asymptotes (A_LOW) and (C) upper asymptotes (A_UP) and for old and young groups. The black horizontal line indicates the median, the box represents the inter-quartile ranges, and the bars show the maximum and the minimum. *p < 0.05, **p < 0.01.