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. 2022 Mar 25;10(3):e34148. doi: 10.2196/34148

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©Mariko Makhmutova, Raghu Kainkaryam, Marta Ferreira, Jae Min, Martin Jaggi, Ieuan Clay. Originally published in JMIR mHealth and uHealth (https://mhealth.jmir.org), 25.03.2022.

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 JMIR mHealth and uHealth, is properly cited. The complete bibliographic information, a link to the original publication on https://mhealth.jmir.org/, as well as this copyright and license information must be included.

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Illustration of the participant filtering process. *Completion of the Patient Health Questionnaire-9 (PHQ-9) for the current quarter, the PHQ-9 for the previous quarter, and the lifestyle and medication changes (LMC) survey for the current month. **≥10 hours daily wear time for ≥4 days per week in the 2-week interval. DiSCover: Digital Signals in Chronic Pain.