Residential elevation and its effects on hypertension incidence among older adults living at low altitudes: a prospective cohort study.

"Declarations Ethics approval and consent to participateThe research ethics committees of Peking University and Duke University granted approval for the Protection of Human Subjects for the study, including for data collection. Informed consent was obtained from each participant before the investigation. Consent for publicationNot applicable. Availability of data and materialThe data on CLHLS can be down loaded at website: https://sites.duke.edu/centerforaging/programs/chinese-longitudinal-healthy-longevity-survey-clhls/. Competing interestsThe authors declare that they have no competing interests. Authors’ contributionsWensu Zhou, Fenfen Zhou: Data cleaning; Wensu Zhou, Wenjuan Wang, Chaonan Fan, Fenfen Zhou, Li Ling: Conceptualization; Wensu Zhou, Fenfen Zhou, Wenjuan Wang: Data curation, Writing, Original draft preparation, Methodology, Software, Reviewing; Wensu Zhou, Fenfen Zhou, Chaonan Fan, Li Ling: Visualization. Wensu Zhou, Fenfen Zhou, Li Ling, Wenjuan Wang: Supervision. Competing interests The authors declare that they have no competing interests."

"Sources of funding The research is financially supported by National Natural Science Foundation of China (Grant No. U1911204, 51861125203), National Key R&D Program of China (2017YFC0405900), the Project for Creative Research from Guangdong Water Resources Department (Grant No. 2018, 2020)."