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. 2015 Jun 24;17(1):50. doi: 10.1186/s12968-015-0155-8

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© Kihlberg et al. 2015

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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Fig. 2 — Global circumferential and longitudinal strain as functions of left ventricular ejection fraction. Global strain (average of 16 segments of the left ventricle) versus left ventricular ejection fraction. Circumferential strain to the left, longitudinal strain to the right