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. 2022 Feb 10;22:58. doi: 10.1186/s12876-022-02130-2

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© The Author(s) 2022

Open AccessThis article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. 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 in a credit line to the data.

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Fig. 3 — Distribution of age-standardized prevalence rates and EAPCs in age-standardized prevalence rates of PUD globally. a The age-standardized prevalence rate (per 100,000 population) in both sexes globally in 2019. b The EAPC in the age-standardized prevalence rate in both sexes globally from 1990 to 2019. Maps in Fig. 3 were designed and plotted by ArcGIS (version 9.0). ATG Antigua and Barbuda, BRB Barbados, COM Comoros, DMA Dominica, FJI Fiji, FSM Federated States of Micronesia, GRD Grenada, KIR Kiribati, LCA Saint Lucia, MDV Maldives, MHL Marshall Islands, MLT Malta, MUS Mauritius, SGP Singapore, SLB Solomon Islands, SYC Seychelles, TLS Timor-Leste, TON Tonga, TTO Trinidad and Tobago, VCT Saint Vincent and the Grenadines, VUT Vanuatu, WSM Samoa