Objective To investigate the prevalence and modifiable risk factors of degenerative valvular heart disease(DVHD)among elderly population in southern China.Methods A stratified multistage sampling method was used to re...Objective To investigate the prevalence and modifiable risk factors of degenerative valvular heart disease(DVHD)among elderly population in southern China.Methods A stratified multistage sampling method was used to recruit subjects.The contents of the survey included the questionnaire,laboratory examination,echocardiography,and other auxiliary examinations.The possible risk factors of DVHD were analyzed by logistic regression analysis.Results A total of 3538 subjects≥65 years of age were enrolled.One thousand three hundred and seven subjects(36.9%)were diagnosed with DVHD.Degenerative was the most common etiology of VHD.Prevalence of DVHD increased with advancing age.The prevalence of DVHD differed by living region(χ^(2)=45.594,P<0.001),educational level(χ^(2)=50.557,P<0.001),and occupation(χ^(2)=36.961,P<0.001).Risk factors associated with DVHD included age(two-fold increased risk for each 10-year increase in age),elevated level C-reactive protein(OR=1.346,95%CI:1.100-1.646),elevated level low density lipoprotein(OR=1.243,95%CI:1.064-1.451),coronary artery disease(OR=1.651,95%CI:1.085-2.513),smoking(OR=1.341,95%CI:1.132-1.589),and hypertension(OR=1.414,95%CI:1.221-1.638).Other significant risk factors included reduced or elevated level red blood cell(OR=1.347,95%CI:1.031-1.761;OR=1.599,95%CI:1.097-2.331;respectively),elevated level platelets(OR=1.891,95%CI:1.118-3.198),elevated level uric acid(OR=1.282,95%CI:1.112-1.479),and stroke(OR:1.738,95%CI=1.085-2.513).Conclusions The survey characterized the baseline conditions of DVHD cohort of elderly population in Guangzhou city.The established and emerging risk factors for DVHD may represent challenges and opportunities for therapy.展开更多
BACKGROUND Epidemiological surveys on heart failure(HF)in Chinese community are relatively lacking.This study aimed to estimate the prevalence and incidence of HF among community residents in southern China.METHODS Ba...BACKGROUND Epidemiological surveys on heart failure(HF)in Chinese community are relatively lacking.This study aimed to estimate the prevalence and incidence of HF among community residents in southern China.METHODS Baseline data of this prospective study was collected from 2015 to 2017 among 12,013 permanent residents aged≥35years in Guangzhou,China.The same survey process was carried out for individuals aged≥65 years after a three-year follow-up.RESULTS The overall prevalence of HF in community residents aged≥35 years was 1.06%.Male had significantly higher risk of HF prevalence[odds ratio(OR)=1.50,P=0.027].The gender-adjusted risk of HF was 1.48 times higher per 10 years aging.HF prevalence was statistically associated with atrial fibrillation,valvular heart disease,hypertension and chronic obstructive pulmonary disease after adjusting for age and gender(OR=8.30,5.17,1.11,2.28,respectively;all P<0.05).HF incidence in individuals aged≥65 years were 847 per 100,000 person-years.Baseline atrial fibrillation,valvular heart disease,and diabetes mellitus were risk factors for HF incidence for individuals aged≥65 years adjusting for age and gender(OR=5.05,3.99,2.11,respectively;all P<0.05).Besides,residents with new-onset atrial fibrillation and myocardial infarction were at significantly higher risk of progression to HF(OR=14.41,8.54,respectively;all P<0.05).CONCLUSIONS Both pre-existing and new-onset cardiovascular diseases were associated with HF incidence in southern China.Management of related cardiovascular diseases may be helpful to reduce the incidence of HF.展开更多
基金supported by National Natural Science Foundation of China(No.81370295)Guangzhou Science and Technology Project(No.201508020261)。
文摘Objective To investigate the prevalence and modifiable risk factors of degenerative valvular heart disease(DVHD)among elderly population in southern China.Methods A stratified multistage sampling method was used to recruit subjects.The contents of the survey included the questionnaire,laboratory examination,echocardiography,and other auxiliary examinations.The possible risk factors of DVHD were analyzed by logistic regression analysis.Results A total of 3538 subjects≥65 years of age were enrolled.One thousand three hundred and seven subjects(36.9%)were diagnosed with DVHD.Degenerative was the most common etiology of VHD.Prevalence of DVHD increased with advancing age.The prevalence of DVHD differed by living region(χ^(2)=45.594,P<0.001),educational level(χ^(2)=50.557,P<0.001),and occupation(χ^(2)=36.961,P<0.001).Risk factors associated with DVHD included age(two-fold increased risk for each 10-year increase in age),elevated level C-reactive protein(OR=1.346,95%CI:1.100-1.646),elevated level low density lipoprotein(OR=1.243,95%CI:1.064-1.451),coronary artery disease(OR=1.651,95%CI:1.085-2.513),smoking(OR=1.341,95%CI:1.132-1.589),and hypertension(OR=1.414,95%CI:1.221-1.638).Other significant risk factors included reduced or elevated level red blood cell(OR=1.347,95%CI:1.031-1.761;OR=1.599,95%CI:1.097-2.331;respectively),elevated level platelets(OR=1.891,95%CI:1.118-3.198),elevated level uric acid(OR=1.282,95%CI:1.112-1.479),and stroke(OR:1.738,95%CI=1.085-2.513).Conclusions The survey characterized the baseline conditions of DVHD cohort of elderly population in Guangzhou city.The established and emerging risk factors for DVHD may represent challenges and opportunities for therapy.
基金supported by the National Natural Science Foundation of China(No.81870254)the Guangdong Provincial Clinical Research Center for Cardiovascular Disease Foundation(No.2020B1111170011)the Science and Technology Programs of Guangdong Province(No.2019B020230004)。
文摘BACKGROUND Epidemiological surveys on heart failure(HF)in Chinese community are relatively lacking.This study aimed to estimate the prevalence and incidence of HF among community residents in southern China.METHODS Baseline data of this prospective study was collected from 2015 to 2017 among 12,013 permanent residents aged≥35years in Guangzhou,China.The same survey process was carried out for individuals aged≥65 years after a three-year follow-up.RESULTS The overall prevalence of HF in community residents aged≥35 years was 1.06%.Male had significantly higher risk of HF prevalence[odds ratio(OR)=1.50,P=0.027].The gender-adjusted risk of HF was 1.48 times higher per 10 years aging.HF prevalence was statistically associated with atrial fibrillation,valvular heart disease,hypertension and chronic obstructive pulmonary disease after adjusting for age and gender(OR=8.30,5.17,1.11,2.28,respectively;all P<0.05).HF incidence in individuals aged≥65 years were 847 per 100,000 person-years.Baseline atrial fibrillation,valvular heart disease,and diabetes mellitus were risk factors for HF incidence for individuals aged≥65 years adjusting for age and gender(OR=5.05,3.99,2.11,respectively;all P<0.05).Besides,residents with new-onset atrial fibrillation and myocardial infarction were at significantly higher risk of progression to HF(OR=14.41,8.54,respectively;all P<0.05).CONCLUSIONS Both pre-existing and new-onset cardiovascular diseases were associated with HF incidence in southern China.Management of related cardiovascular diseases may be helpful to reduce the incidence of HF.
