Objective: To investigate the prevalences of metabolic syndrome (MS) and its components among elderly population in Machong town of DongGuan, GuangDong province in 2010～2011．Methods: The cluster randomly sampling was used in this cross-sectional study. Using questionnaires, physical examination, blood biochemical detection to access data of body mass index, lipid profile, blood glucose and blood pressure．MS was diagnosis by Chinese Diabetes Society (2004) suggestion-diagnosed standard．Chi-square test was used for data analysis．The prevalence of MS and its influencing factors were analyzed by Multinomial Logistic regression analysis. Results: Among 2003 elderly people, the level of body mass index and high density lipoprotein cholesterol were higher in female compared with male; the prevalence of MS was 19.1%, and the standardized prevalence was 19.3%. There were no significant differences between groups of different age and gender. The prevalence of hypertension was the highest among the four components of MS, whereas overweight or obesity was the most closed influencing factors related with MS. Conclusion: The prevalence of MS in Machong town of DongGuan elderly population isn’t high. Overweight or obesity is the most important risk factor of MS, and the age of incidence is earlier than before. Therefore healthy lifestyle education should be carried out in adults as early as possible, and monitoring of body weight and abdominal circumference should be paid more attention.
