[Epidemiological study of sleep disorder in the elderly].

As a common health problem in modern society, sleep disorder have a high incidence in the elderly population, which seriously affect the quality of life and physical and mental health of the elderly, and can even aggravate to cause diseases. This review summarizes main research findings in the field of sleep disorder during the past 20 years, describes the sleeping characteristics of elderly, the epidemiological distribution of sleep disorder and possible influencing factors, and finally suggests appropriate measures for the prevention of sleep disorder.睡眠障碍作为现代社会的常见病，在老年人群中发病率较高，严重影响了老年人的生活质量和身心健康，并能加重或诱发疾病。本文回顾了过去20年在老年人睡眠障碍领域的主要研究结果，简述了老年人的睡眠特点、睡眠障碍的流行病学分布现状以及可能的影响因素，并提出可行的预防措施和建议。.