71,290 items of data are available, covering 62,333 participants, encoded using Data-Coding 100515
Defined-instances run from 0 to 3, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
42,463 participants, 42,463 items
Instance 1 : First repeat assessment visit (2012-13)
7,922 participants, 7,922 items
Instance 2 : Imaging visit (2014+)
19,309 participants, 19,309 items
Instance 3 : First repeat imaging visit (2019+)
1,596 participants, 1,596 items
ACE touchscreen question "Which eye(s) are affected by myopia (short sight)?"
Field 5843 was collected from participants who indicated they wear glasses or contact lenses to correct their myopia, as defined by their answers to Field 6147
There are no tabulations involving field 5843.
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