Data
63,270 items of data are available, covering 54,189 participants, encoded using Data-Coding
100652.
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
32,101 participants, 32,101 items
Instance 1 : First repeat assessment visit (2012-13)
4,508 participants, 4,508 items
Instance 2 : Imaging visit (2014+)
21,691 participants, 21,691 items
Instance 3 : First repeat imaging visit (2019+)
4,970 participants, 4,970 items
Notes
ACE touchscreen question "150 ... 137 ... 125 ... 114 ... 104 ... What comes next?". Part 10 of Fluid Intelligence test.
Offered choice from 92, 93, 94, 95 or 96.