Investigation of prevalence rate of osteoporosis and analysis of its influencing factors in more than 60 years old elderly people in Jiuting Town,Songjiang District,Shanghai

Methods

Using the research method of cross sectional study with a multistage sampling,2175 elderly aged above 60 years old participating Questionnare survey who attended physical examination in Community Health Service Center of Jiuting Town were chosen from July in 2021 to December in 2022．Questionnaire survey,blood test and bone mineraldensity(BMD)test were conducted．The differences in all the parameters among the elderly with different bone mass level were analyzed using t-test,chi-square test,Binary Logistic regression was used toscreen the potential risk factors of OP．Results The prevalence of OP in the elderly aged above 60 years old in Jiuting was 45.89％.The prevalence of OP increased gradually with the advanced age.The prevalence rate of male was significantly lower than that of female (P<0.01).Single factor analysis showed that Dairy products, combination of meat and vegetable, taking calcium, physical exercise and sun exposure were the protective factors for osteoporosis (p < 0.05).