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目的了解广东省斗门县５０岁以上人群中，老年性黄斑变性（ａｇｅ－ｒｅｌａｔｅｄｍａｃｕｌａｒｄｅｇｅｎｅｒａ－ｔｉｏｎ，ＡＭＤ）的患病率。方法随机整群抽样后，根据户口登记本进行严格的检录登记，用ＥＴＤＲＳ视力表查视力，并完成包括外眼、角膜、晶体和眼底等检查。根据全国眼底病学组制订的ＡＭＤ的诊断标准，同时参考弗拉明汉（Ｆｒａｍｉｎｇｈａｍ）研究关于ＡＭＤ的视力要求作出诊断。结果实际受检者５３４２人，受检率占９２．８％，ＡＭＤ总检出率８．４％。在５０～５９、６０～６９、７０岁以上３个年龄组ＡＭＤ的检出率分别为２．９％、７．８％和１２．９％。受检者中男性检出率为８．５％，女性为８．４％。ＡＭＤ的患眼中，５％是盲眼，４９％为低视力眼。结论ＡＭＤ患病率高，视功能损害严重。患病率随年龄增加显著增加，但无性别差异
Objective To understand the prevalence of age-related macular degeneration (AMD) in Doumen County, Guangdong Province. Methods Random cluster sampling, according to the registration of the registry to conduct a rigorous registration, ETDRS visual acuity visual acuity, and to complete, including the outer eye, cornea, lens and fundus and other tests. According to AMD’s diagnostic criteria developed by the National Eye Disease Group, diagnostic is also made with reference to Framingham’s research regarding AMD’s visual acuity. Results The actual subjects were 5342 people, the detection rate of 92.8%, AMD total detection rate of 8.4%. The detection rates of AMD in three age groups of 50 ~ 59, 60 ~ 69 and 70 years old were 2.9%, 7.8% and 12.9% respectively. Among the subjects, the detection rate of males was 8.5% and that of females was 8.4%. AMD’s eyes, 5% of the blind, 49% of the low-vision eyes. Conclusion The prevalence of AMD is high, with severe visual impairment. The prevalence increased significantly with age, but no gender differences