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  • Title: [An epidemiological survey of blindness and low vision in Chongqing].
    Author: Zhou YF.
    Journal: Zhonghua Yan Ke Za Zhi; 1989 Sep; 25(5):296-9. PubMed ID: 2633908.
    Abstract:
    An epidemiological survey of blindness and low vision in Chongqing showed that in a random sample of 13,832, there were 62 cases of bilateral blindness and 97 cases of bilateral low vision, the prevalences being 0.45% (male 0.38%, female 0.52%) and 0.70% (male 0.50%, female 0.90%) respectively. The prevalences in people over 60 years of age were significantly higher. The important blinding diseases were cataract, infectious keratitis, corneal turbidity, glaucoma, trachoma, and ametropia/amblyopia.
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