Data
47,229 items of data are available, covering 46,349 participants, encoded using Data-Coding
3211.
Defined-instances run from 2 to 3, labelled using Instancing
2.
2 Instances
Instance 2 : Imaging visit (2014+)
31,616 participants, 31,616 items
Instance 3 : First repeat imaging visit (2019+)
15,613 participants, 15,613 items
Notes
Indicates whether participant was wearing contact lenses for some eye measures. This was only asked at the Imaging visits.
0 Related Data-Fields
There are no related data-fields