Data
3,774,686 items of data are available, covering 217,354 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
166,068 participants, 2,459,609 items
Instance 1 : First repeat assessment visit (2012-13)
19,962 participants, 298,094 items
Instance 2 : Imaging visit (2014+)
62,910 participants, 938,101 items
Instance 3 : First repeat imaging visit (2019+)
5,278 participants, 78,882 items