• measure Snellen Chart

    Study:Netherlands Twin Register
    Mode of collection: MeasurementsAndTests    Biological sample/measurement
    Available measurements:
    Young Netherlands Twin Register  YC_ADHMRI
     
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    A Snellen chart is an eye chart that can be used to measure visual acuity. The Snellen chart is printed with eleven lines of block letters. The first line consists of one very large letter, which may be one of several letters, for example E, H, or N. Subsequent rows have increasing numbers of letters that decrease in size. A person taking the test covers...
    Created October 17, 2024 • Updated October 20, 2024

  • measure Eye examination

    Study:Generation R
    Mode of collection: MeasurementsAndTests    Biological sample/measurement
    Available measurements:
    Generation R  5-6 years 9-10 years 13-14 years 17-18 years
     
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    The eye examination is a visual acuity test. The eye examination consisted of presenting monocular visual acuity with logarithm of the minimum angle of resolution based Early Treatment Diabetic Retinopathy Study charts at 3 m by means of the fast Early Treatment Diabetic Retinopathy Study method.
    Created October 17, 2024 • Updated October 20, 2024
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