[A prevalence study on mild cognitive impairment among elderly populations in Zhejiang province]

To understand the prevalence of older people with mild cognitive impairment (MCI) in Zhejiang province and to provide the basis for elderly early detection and diagnosis of Alzheimer's disease (AD).

1211 more than 60-year-old elderly populations were selected in Zhejiang province, and were given screening questionnaire by general information, the montreal cognitive assessment (MoCA) and mini-mental state examination (MMSE).

MCI prevalence of elderly populations in Zhejiang was 20.7% and the AD prevalence was 4.5%. The patient's gender, age, education level, nature of work, sleep status, marital status, whether or not participating in physical exercise, having smoking and drinking habits, whether combined with hypertension and diabetes for MCI prevalence of the elderly were statistically significant (P < 0.05).

We should pay attention to take appropriate measures in preventing the cognitive decline for populations as elderly, especially for women, senior, no spouse, engaged in manual labor, low education level, poor quality of sleep and no physical exercise, with smoking and drinking, combined with hypertension and diabetes.