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. 2015 Apr 11;15:49. doi: 10.1186/s12871-015-0028-6

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© Orde et al.; licensee BioMed Central. 2015

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/4.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. 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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Percentage change from baseline level in right ventricle free wall strain (RVfwS) and fractional area change (FAC). RVfwS reduces to a greater extent than FAC and earlier in the PEEP escalating process.