Data
52,179 items of data are available, covering 46,665 participants, encoded using Data-Coding
100515.
Defined-instances run from 0 to 3, labelled using Instancing
2.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
22,028 participants, 22,028 items
Instance 1 : First repeat assessment visit (2012-13)
3,871 participants, 3,871 items
Instance 2 : Imaging visit (2014+)
21,727 participants, 21,727 items
Instance 3 : First repeat imaging visit (2019+)
4,553 participants, 4,553 items
Notes
ACE touchscreen question "Which eye(s) are affected by hypermetropia (long sight)?"
Field 5832 was collected from participants who indicated they wear glasses or contact lenses to correct their hypermetropia, as defined by their answers to Field 6147