Data
4,102,705 items of data are available, covering 229,110 participants, encoded using Data-Coding
29.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Array indices run from 1 to 15.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
166,006 participants, 2,458,704 items
Instance 1 : First repeat assessment visit (2012-13)
19,956 participants, 298,004 items
Instance 2 : Imaging visit (2014+)
81,558 participants, 1,216,332 items
Instance 3 : First repeat imaging visit (2019+)
8,677 participants, 129,665 items