Data
270,852 items of data are available, covering 225,580 participants, encoded using Data-Coding
100644.
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
164,960 participants, 164,960 items
Instance 1 : First repeat assessment visit (2012-13)
20,072 participants, 20,072 items
Instance 2 : Imaging visit (2014+)
77,474 participants, 77,474 items
Instance 3 : First repeat imaging visit (2019+)
8,346 participants, 8,346 items
Notes
ACE touchscreen question "Which number is the largest?". Part 2 of Fluid Intelligence test.
Asked to choose from 642, 308, 987, 714 and 253.