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. 2022 Jun 3;10:888219. doi: 10.3389/fpubh.2022.888219

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Copyright © 2022 Cui, Chen, Lu, Wang, Zhou, Zhang, Wang, Lin, Song, Liu, Huang, Chen, Tang, Gao, Duan, Wang, Zhang, Xu, Yang, Qin and Meng.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Participant flow chart of the cross-sectional study with 2,579 Chinese adults with hypertension in 14 provinces, China. The nine provinces are Gansu, Liaoning, Beijing, Hebei, Jiangsu, Shanxi, Sichuan, Guangxi and Hunan; the 14 provinces are Gansu, Liaoning, Beijing, Hebei, Jiangsu, Shanxi, Sichuan, Guangxi, Hunan, Heilongjiang, Shandong, Anhui, Ningxia and Yunnan.