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. 2016 Nov 10;14:81. doi: 10.1186/s12961-016-0153-9

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© The Author(s). 2016

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. 4 — Study type and methods used in genetic NCD research in selected Arab countries. a Study designs in total and per country. b Mean impact factor by study designs. c Descriptive and etiologically focused clinical studies. d Genetic methodologies. *P < 0.05 as statistically significant