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. 2021 May 12;23(5):e22973. doi: 10.2196/22973

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©Theresa L Rager, Cristian Koepfli, Wasif A Khan, Sabeena Ahmed, Zahid Hayat Mahmud, Katherine N Clayton. Originally published in the Journal of Medical Internet Research (https://www.jmir.org), 12.05.2021.

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 https://www.jmir.org/, as well as this copyright and license information must be included.

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User errors and device malfunctions compared across demographics. Statistically significant (*P=.04) difference in median user errors between men and women. Errors bars represent semiinterquartile ranges.