Data
4,210 items of data are available, covering 3,900 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
1,314 participants, 1,314 items
Instance 1 : First repeat assessment visit (2012-13)
382 participants, 382 items
Instance 2 : Imaging visit (2014+)
2,271 participants, 2,271 items
Instance 3 : First repeat imaging visit (2019+)
243 participants, 243 items
Notes
ACE touchscreen question "Which eye(s) are affected by macular degeneration?"
Field 5912 was collected from participants who indicated they have macular degeneration, as defined by their answers to Field 6148