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To assess blindness prevalence and that caused specifically by cataract in rural southern China. Population-based, cross-sectional study. A total of 5342 persons older than 50 years of age. Visual acuity and eye examinations were performed in the summer of 1997 in a random sample of villages in Doumen County. Differences in blindness prevalence associated with age, gender, and education were...
To evaluate the effectiveness of cataract surgery in achieving sight restoration and vision-related quality-of-life (QOL) in patients from rural southern China Population-based, cross-sectional study. A total of 109 cataract operated persons (152 eyes) and 654 unoperated persons Cluster sampling was used in identifying a random sample of 5342 persons 50 years of age and older for visual acuity...
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