Data
257,031 items of data are available, covering 219,396 participants, encoded using Data-Coding
30.
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
167,877 participants, 167,877 items
Instance 1 : First repeat assessment visit (2012-13)
20,049 participants, 20,049 items
Instance 2 : Imaging visit (2014+)
63,806 participants, 63,806 items
Instance 3 : First repeat imaging visit (2019+)
5,299 participants, 5,299 items