Data
22,911 items of data are available, covering 20,280 participants, encoded using Data-Coding
100654.
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
11,728 participants, 11,728 items
Instance 1 : First repeat assessment visit (2012-13)
1,608 participants, 1,608 items
Instance 2 : Imaging visit (2014+)
7,808 participants, 7,808 items
Instance 3 : First repeat imaging visit (2019+)
1,767 participants, 1,767 items
Notes
ACE touchscreen question "100 ... 99 ... 95 ... 86 ... 70 ... What comes next?". Part 12 of Fluid Intelligence test.
Offered choice from 45, 46, 47, 48, 49, 50.