Astigmatism and its components in 6-year-old children.

  title={Astigmatism and its components in 6-year-old children.},
  author={Son C Huynh and Annette Kifley and Kathryn Ailsa Rose and Ian George Morgan and Gillian Z. Heller and Paul Mitchell},
  journal={Investigative ophthalmology & visual science},
  volume={47 1},
PURPOSE The purpose of the present study was to report the prevalence of refractive (RA), corneal (CA), and internal astigmatism (IA) in a population of 6-year-old children; examine their variation with gender, ethnicity, and refraction; and examine the effects of gender, ethnicity, and spherical equivalent refraction on the relationship between CA and RA in this population. METHODS The Sydney Myopia Study is a population-based survey of refraction and eye health in 6-year-old children. A… CONTINUE READING

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