Data
261,372 items of data are available, covering 220,652 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
165,019 participants, 165,019 items
Instance 1 : First repeat assessment visit (2012-13)
20,077 participants, 20,077 items
Instance 2 : Imaging visit (2014+)
69,710 participants, 69,710 items
Instance 3 : First repeat imaging visit (2019+)
6,566 participants, 6,566 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.