Prevalence of visual impairment in the United States.

  title={Prevalence of visual impairment in the United States.},
  author={Susan Vitale and Mary Frances Cotch and Robert D. Sperduto},
  volume={295 18},
CONTEXT The prevalence of visual impairment in the US public has not been surveyed nationally in several decades. OBJECTIVE To estimate the number of US individuals aged 12 years or older who have impaired distance vision due to uncorrected refractive error. DESIGN, SETTING, AND PARTICIPANTS The National Health and Nutrition Examination Survey (NHANES), using a multistage probability sampling design, included a vision evaluation in a mobile examination center. Visual acuity data were… CONTINUE READING

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June 2004 Version

  • NHANES Analytic Guidelines
  • Hyattsville, Md: National Center for Health…
  • 2006
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