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. 2019 Feb 28;19:200. doi: 10.1186/s12879-019-3818-5

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© The Author(s). 2019

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 — Distribution of patients (n = 48) according to their signs and symptoms at baseline (visit 1), after 4 (visit 2) and 8 weeks (visit 3). Individuals were assigned to the following groups and treated as described in the Methods section: neither itch nor signs (group I, green parts of columns), itch without skin lesions (group II, blue parts of columns), itch and skin lesions (group III, red parts of columns). Figures in columns represent numbers of patients of each group at the different time points