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. 2022 May 25;289(1975):20212480. doi: 10.1098/rspb.2021.2480

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© 2022 The Authors.

Published by the Royal Society under the terms of the Creative Commons Attribution License http://creativecommons.org/licenses/by/4.0/, which permits unrestricted use, provided the original author and source are credited.

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Figure 2. — A boxplot showing hair cortisol concentration (HCC) for each subject before lockdown (pre) and after the lockdown restrictions were implemented (post). (a) The change in HCC after the lockdown restrictions were implemented (post) compared to before (pre) per subject (b). Yellow bars indicate a decrease (28% of participants), and red bars (17%) an increase, of at least 1.2 pg mg^–1 [23]. Most participants (55%) showed no change of at least 1.2 pg mg^–1 as shown by the grey bars. (Online version in colour.)