Vision screening of adolescents and their use of glasses

Vision screening was performed in over 11 000 16-year-olds who were taking part in the National Child Development Study. For distance vision 75% had normal acuity, 9% a minor defect, and 16% a more severe unilateral or bilateral defect. For near vision 85% had normal vision, 8% a minor defect, and 7...

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Veröffentlicht in:BMJ 1979-04, Vol.1 (6171), p.1111-1113
Hauptverfasser: Peckham, C S, Gardiner, P A, Tibbenham, A
Format: Artikel
Sprache:eng
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