Data
255,460 items of data are available, covering 217,598 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
165,020 participants, 165,020 items
Instance 1 : First repeat assessment visit (2012-13)
20,078 participants, 20,078 items
Instance 2 : Imaging visit (2014+)
64,705 participants, 64,705 items
Instance 3 : First repeat imaging visit (2019+)
5,657 participants, 5,657 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.