Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in Tibet

Objective This study aimed to assess the prevalence of hypertension (HT) among individuals living at different altitudes in Tibet. Methods We conducted a stratified cluster survey among 1,631 participants in Tibet living in areas at three different altitudes. Results Mean systolic and diastolic bloo...

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Main Authors: Ci Song, Virasakdi Chongsuvivatwong, Ou Zhu Luo Bu, De Ji, Ba Sang Zhuo Ma, Hutcha Sriplung
Format: Article
Language:English
Published: SAGE Publishing 2020-02-01
Series:Journal of International Medical Research
Online Access:https://doi.org/10.1177/0300060520903645
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author Ci Song
Virasakdi Chongsuvivatwong
Ou Zhu Luo Bu
De Ji
Ba Sang Zhuo Ma
Hutcha Sriplung
author_facet Ci Song
Virasakdi Chongsuvivatwong
Ou Zhu Luo Bu
De Ji
Ba Sang Zhuo Ma
Hutcha Sriplung
author_sort Ci Song
collection DOAJ
description Objective This study aimed to assess the prevalence of hypertension (HT) among individuals living at different altitudes in Tibet. Methods We conducted a stratified cluster survey among 1,631 participants in Tibet living in areas at three different altitudes. Results Mean systolic and diastolic blood pressure and body mass index (BMI) values were highest at the lowest altitudes. After adjusting for age and sex, the prevalence of HT at low, medium, and high altitudes was 40.6%, 32.5%, and 20.4%, respectively. The prevalence of HT decreased with increasing altitude and increased with increasing age and BMI value. Conclusion Increasing altitude tended to decrease BMI levels, and as a consequence, the prevalence of HT was reduced. National policies and guidelines for HT in Tibet should focus on this relationship.
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spelling doaj.art-6694d3e91ba94c149e13139c843b616b2022-12-21T18:27:07ZengSAGE PublishingJournal of International Medical Research1473-23002020-02-014810.1177/0300060520903645Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in TibetCi SongVirasakdi ChongsuvivatwongOu Zhu Luo BuDe JiBa Sang Zhuo MaHutcha SriplungObjective This study aimed to assess the prevalence of hypertension (HT) among individuals living at different altitudes in Tibet. Methods We conducted a stratified cluster survey among 1,631 participants in Tibet living in areas at three different altitudes. Results Mean systolic and diastolic blood pressure and body mass index (BMI) values were highest at the lowest altitudes. After adjusting for age and sex, the prevalence of HT at low, medium, and high altitudes was 40.6%, 32.5%, and 20.4%, respectively. The prevalence of HT decreased with increasing altitude and increased with increasing age and BMI value. Conclusion Increasing altitude tended to decrease BMI levels, and as a consequence, the prevalence of HT was reduced. National policies and guidelines for HT in Tibet should focus on this relationship.https://doi.org/10.1177/0300060520903645
spellingShingle Ci Song
Virasakdi Chongsuvivatwong
Ou Zhu Luo Bu
De Ji
Ba Sang Zhuo Ma
Hutcha Sriplung
Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in Tibet
Journal of International Medical Research
title Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in Tibet
title_full Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in Tibet
title_fullStr Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in Tibet
title_full_unstemmed Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in Tibet
title_short Relationship between hypertension and geographic altitude: a cross-sectional survey among residents in Tibet
title_sort relationship between hypertension and geographic altitude a cross sectional survey among residents in tibet
url https://doi.org/10.1177/0300060520903645
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