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. 2016 Feb 9;15:15. doi: 10.1186/s12940-016-0110-7

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© Sjörs et al. 2016

Open AccessThis article is distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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Fig. 1 — Scatter plot with energy-adjusted CO₂e assessed by Meal-Q on the vertical axis and energy-adjusted CO₂e assessed by WFR on the horizontal axis, for participants included in the validation analysis (n = 166). The outlier to the right is a person on a low carbohydrate high fat diet. The scatter plot for crude CO₂e was similar (see Additional file 1: Fig. S1). CO₂e, carbon dioxide equivalents. WFR, weighed food record