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  • Title: [The prevalence of cataract in Doumen County, Guangdong Province].
    Author: Xu J, He M, Wu K, Li S.
    Journal: Zhonghua Yan Ke Za Zhi; 1999 Nov; 35(6):465-7. PubMed ID: 11835864.
    Abstract:
    OBJECTIVE: To investigate the prevalence of cataract, cataract blindness and the cataract burden in population aged >or= 50 years in Doumen County. METHOD: 5,759 individuals aged >or= 50 were identified from sampling units. The definition of cataract was the vision < 0.7 caused by lens opacity in either eye, among them the person whose vision in both eyes was < 0.1 was cataract burden and whose vision in both eyes was < 0.05 was cataract blindness. RESULT: The response rate was 92.76%. The prevalence of cataract, cataract blindness and cataract burden was 20.93%, 1.67% and 3.86%, respectively. CONCLUSION: The huge community necessary for cataract surgery still remains as a great challenge in China.
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