Cataract blindness in Paraguay--results of a national survey.

@article{Duerksen2003CataractBI,
  title={Cataract blindness in Paraguay--results of a national survey.},
  author={Rainald Duerksen and Hans Limburg and Jorge E Carron and Allen Foster},
  journal={Ophthalmic epidemiology},
  year={2003},
  volume={10 5},
  pages={349-57}
}
PURPOSE To estimate the burden of visual loss and blindness due to cataract in people aged 50 years and over in Paraguay. METHODS Forty clusters of 60 persons each who were 50 years and older (2400 eligible persons) were selected by systematic random sampling from the entire population of Paraguay. A total of 2136 persons were examined (89% coverage). RESULTS For the population 50 years and over, the age- and gender-adjusted prevalence of bilateral blindness (VA < 3/60 with available… CONTINUE READING

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