Data
55,308 items of data are available, covering 49,268 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
32,136 participants, 32,136 items
Instance 1 : First repeat assessment visit (2012-13)
4,514 participants, 4,514 items
Instance 2 : Imaging visit (2014+)
16,805 participants, 16,805 items
Instance 3 : First repeat imaging visit (2019+)
1,853 participants, 1,853 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.