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. 2015 Oct 22;17:294. doi: 10.1186/s13075-015-0809-9

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© Geusens et al. 2015

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 — Prevalence of vertebral fractures (VFs) according to age and sex of patients with spondyloarthropathy (SpA). The prevalence of VFs is shown as the percentage of men (gray bars) or women (black bars) of the total number of patients with SpA with VFs in three different age groups. Age groups were 20–39 years, 40–59 years, and 60 years and older