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. 2020 Jun 16;22(6):e16480. doi: 10.2196/16480

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©Lindsay A Jibb, James S Khan, Puneet Seth, Chitra Lalloo, Lauren Mulrooney, Kathryn Nicholson, Dominik A Nowak, Harneel Kaur, Alyssandra Chee-A-Tow, Joel Foster, Jennifer N Stinson. Originally published in the Journal of Medical Internet Research (http://www.jmir.org), 16.06.2020.

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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Summary correlation coefficient for pain intensity and interference data collected via electronic and conventional data capture methods (The I² and P values for heterogeneity are 95% and <0.00001 respectively; the Z and P values for the overall effect are 14.4 and <0.00001 respectively; POP: population; R*: correlation coefficient; LCL: lower confidence interval limit; UCL: upper confidence interval limit; WGHT: weight).