Data
50,905 items of data are available, covering 45,985 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
32,140 participants, 32,140 items
Instance 1 : First repeat assessment visit (2012-13)
4,514 participants, 4,514 items
Instance 2 : Imaging visit (2014+)
12,813 participants, 12,813 items
Instance 3 : First repeat imaging visit (2019+)
1,438 participants, 1,438 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.