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. 2018 Sep 21;20(9):e264. doi: 10.2196/jmir.9460

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©Filippo Cavallo, Raffaele Esposito, Raffaele Limosani, Alessandro Manzi, Roberta Bevilacqua, Elisa Felici, Alessandro Di Nuovo, Angelo Cangelosi, Fabrizia Lattanzio, Paolo Dario. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 21.09.2018.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work, first published in the Journal of Medical Internet Research, is properly cited. The complete bibliographic information, a link to the original publication on http://www.jmir.org/, as well as this copyright and license information must be included.

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Boxplots of the overall scores, considered as the sum of the item score contributions, rescaled from 0 to 100, for the appearance questionnaires for the DOmestic RObot (DORO), COndominium RObot (CORO), and Outdoor RObot (ORO) systems. On each box, the central mark indicates the median, the bottom and top edges of the box the 25th and 75th percentiles, and the whiskers the most extreme data points not considered outliers.