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. 2020 Jul 14;18:230. doi: 10.1186/s12955-020-01485-y

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© The Author(s) 2020

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. 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 in a credit line to the data.

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Fig. 1 — Changing patterns of symptom distress variables by group before and after surgery. a Perceived cognitive function assessed with AFI (lower scores = more complaints), b Depressed mood assessed with PHQ (higher scores = greater severity), c Fatigue assessed with FACT-F (higher scores = greater severity), d disturbed sleep assessed with PSQI (higher scores = greater severity), e Arm problems assessed with two items of BCPT symptom checklist (higher scores = greater severity)