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. 2018 Jan 15;6(1):e17. doi: 10.2196/mhealth.7702

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©Florence Jimoh, Elizabeth K Lund, Linda J Harvey, Catherine Frost, W James Lay, Mark A Roe, Rachel Berry, Paul M Finglas. Originally published in JMIR Mhealth and Uhealth (http://mhealth.jmir.org), 15.01.2018.

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

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Analysis of records per food group for the paper diary and app. Data are expressed as an average per day on which a total >500 kcal was recorded. Errors are expressed as standard error of the mean (SEM, n= 32). There is a significant difference between the use of paper diaries and the app in the recording of chocolate snacks and fizzy drinks (a: P=.012; b: P=.002).