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. 2013 Sep 25;15(1):86. doi: 10.1186/1532-429X-15-86

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Copyright © 2013 Kanski et al.; licensee BioMed Central Ltd.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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PBVI and PBVV/stroke volume. Results for the pulmonary blood volume indexed to the lung volume (PBVI) and the pulmonary blood volume variation divided by the stroke volume (PBVV/SV), respectively, in percent. Open boxes and circles represent healthy controls (n = 10), and black boxes and circles represent SSc patients (n = 27). Circles represent individual data and boxes and error bars show mean ± SD. Note that there was no difference between healthy controls and SSc with regards to PBVV/stroke volume.