Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional study

Objectives This study aimed to determine the changing prevalence of clustering of cardiovascular disease (CVD) risk factors across socioeconomic spectra in rural southwest China.Design Data were collected from two waves of cross-sectional health interviews and examinations among individuals aged ≥35...

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Main Authors: Yi Zhao, Cai Le, Lan Liu, Xia Wu, Guo-hui Li, Allison Rabkin Golden
Format: Article
Language:English
Published: BMJ Publishing Group 2023-04-01
Series:BMJ Open
Online Access:https://bmjopen.bmj.com/content/13/4/e071152.full
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author Yi Zhao
Cai Le
Lan Liu
Xia Wu
Guo-hui Li
Allison Rabkin Golden
author_facet Yi Zhao
Cai Le
Lan Liu
Xia Wu
Guo-hui Li
Allison Rabkin Golden
author_sort Yi Zhao
collection DOAJ
description Objectives This study aimed to determine the changing prevalence of clustering of cardiovascular disease (CVD) risk factors across socioeconomic spectra in rural southwest China.Design Data were collected from two waves of cross-sectional health interviews and examinations among individuals aged ≥35 years in rural China. Anthropometric measurements, blood pressure and fasting blood sugar levels were recorded for each participant.Setting This study was conducted in rural Yunnan Province of China.Participants 8187 individuals in 2011 and 7572 in 2021 consented to participate in this study.Results From 2011 to 2021, prevalence increased of hypertension (26.1% vs 41.6%), diabetes mellitus (5.9% vs 9.8%), obesity (5.9% vs 12.0%) and central obesity (50.0% vs 58.3%) (p<0.01), while prevalence decreased of current smoking (35.2% vs 29.6%), secondhand smoke exposure (42.6% vs 27.4%) and current drinking (26.6% vs 29.6%) (p<0.01). This decade also saw an increase in the prevalence of participants with clustering of ≥2 (61.8% vs 63.0%) and ≥3 CVD risk factors (28.4% vs 32.2%) (p<0.05). These increasing rates were also observed among subgroups categorised by sex, ethnicity, education level, income level and those ≥45 years of age (p<0.05). In both 2011 and 2021, male participants and participants with a lower education level had higher prevalence of clustering of ≥2 and ≥3 CVD risk factors than their counterparts (p<0.01). Ethnic minority participants and participants with higher annual income had higher prevalence of clustering of CVD risk factors in 2011 but presented opposite associations in 2021 (p<0.01).Conclusion The prevalence of clustering of CVD risk factors increased substantially across all socioeconomic spectra in rural southwest China from 2011 to 2021. Future efforts to implement comprehensive lifestyle interventions to promote the prevention and control of CVD should in particular focus on men, those of Han ethnicity and those with low socioeconomic status.
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spelling doaj.art-a3234bdc4daa4eaba8a64d94d59a31ed2023-04-28T01:00:06ZengBMJ Publishing GroupBMJ Open2044-60552023-04-0113410.1136/bmjopen-2022-071152Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional studyYi Zhao0Cai Le1Lan Liu2Xia Wu3Guo-hui Li4Allison Rabkin Golden51 Department of Liver Surgery, Center of Hepato-Pancreato-Biliary Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, Guangdong, ChinaSchool of Public Health, Kunming Medical University, Kunming, Yunnan, China4 Department of Health Management, Aerospace Center Hospital, Beijing, ChinaDepartment of Hematology, West China Hospital, Sichuan University, Chengdu, Sichuan, ChinaSchool of Public Health, Kunming Medical University, Kunming, Yunnan, ChinaSchool of Public Health, Kunming Medical University, Kunming, Yunnan, ChinaObjectives This study aimed to determine the changing prevalence of clustering of cardiovascular disease (CVD) risk factors across socioeconomic spectra in rural southwest China.Design Data were collected from two waves of cross-sectional health interviews and examinations among individuals aged ≥35 years in rural China. Anthropometric measurements, blood pressure and fasting blood sugar levels were recorded for each participant.Setting This study was conducted in rural Yunnan Province of China.Participants 8187 individuals in 2011 and 7572 in 2021 consented to participate in this study.Results From 2011 to 2021, prevalence increased of hypertension (26.1% vs 41.6%), diabetes mellitus (5.9% vs 9.8%), obesity (5.9% vs 12.0%) and central obesity (50.0% vs 58.3%) (p<0.01), while prevalence decreased of current smoking (35.2% vs 29.6%), secondhand smoke exposure (42.6% vs 27.4%) and current drinking (26.6% vs 29.6%) (p<0.01). This decade also saw an increase in the prevalence of participants with clustering of ≥2 (61.8% vs 63.0%) and ≥3 CVD risk factors (28.4% vs 32.2%) (p<0.05). These increasing rates were also observed among subgroups categorised by sex, ethnicity, education level, income level and those ≥45 years of age (p<0.05). In both 2011 and 2021, male participants and participants with a lower education level had higher prevalence of clustering of ≥2 and ≥3 CVD risk factors than their counterparts (p<0.01). Ethnic minority participants and participants with higher annual income had higher prevalence of clustering of CVD risk factors in 2011 but presented opposite associations in 2021 (p<0.01).Conclusion The prevalence of clustering of CVD risk factors increased substantially across all socioeconomic spectra in rural southwest China from 2011 to 2021. Future efforts to implement comprehensive lifestyle interventions to promote the prevention and control of CVD should in particular focus on men, those of Han ethnicity and those with low socioeconomic status.https://bmjopen.bmj.com/content/13/4/e071152.full
spellingShingle Yi Zhao
Cai Le
Lan Liu
Xia Wu
Guo-hui Li
Allison Rabkin Golden
Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional study
BMJ Open
title Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional study
title_full Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional study
title_fullStr Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional study
title_full_unstemmed Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional study
title_short Trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest China: a cross-sectional study
title_sort trends in prevalence and clustering of modifiable cardiovascular disease risk factors across socioeconomic spectra in rural southwest china a cross sectional study
url https://bmjopen.bmj.com/content/13/4/e071152.full
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