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. 2016 Nov 12;20:369. doi: 10.1186/s13054-016-1533-9

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© The Author(s). 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. 3 — Changes in haemodynamic variables, plasma protein concentration, and extravascular lung water during the spontaneous breathing trial (SBT). *p < 0.05 at the end of SBT vs. before SBT; ^# p < 0.05 cases without WiPO vs. cases with WiPO. CI cardiac index, EVLW extravascular lung water, PLR passive leg raising, SBP systolic arterial blood pressure, WiPO weaning-induced pulmonary oedema