Prevalence of Alzheimer’s disease and its influencial factors among elderly people in communities

Objective To explore the prevalence of Alzheimer's disease(AD) and its influencing factors among community elderly people in Taiyuan city.Methods Totally 5 946 elderly people from nine communities in Taiyuan cityere selectedith cluster-sampling.The demography data and history of chronic diseaseere collectedith face-to-face interview or telephone survey.The χ² test and logistic regressionere adopted in the analyses.Results Of the elderly,290 had ADith a prevalence of 4.86%.The results of logistic regression revealed that the elder age(odds ratioOR=1.96,95% confidence intervalCI:1.70-2.28),hypertension(OR=1.86,95% CI:1.41-2.46),hyperglycemia(OR=2.66,95% CI:1.60-4.42),and diabetes(OR=2.78,95% CI:2.02-3.82)ere the risk factors of AD.Higher education (OR=0.75,95% CI:0.46-0.72),intellectualork(OR=0.50,95% CI:0.33-0.76),and married (OR=0.75,95% CI:0.750.99)ere the protective facors of AD.Conclusion The elder age,hypertension,hypertglycemia,diabetes,low er education,living alone,and manualorker are the risk factors for the incident of Alzheimer's disease.