Data
503,116 items of data are available, covering 479,032 participants.
Defined-instances run from 0 to 2, labelled using Instancing
2.
Average length is 7.0 characters, longest is 7.
3 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
477,852 participants, 477,852 items
Too few values for statistical summary.
Instance 1 : First repeat assessment visit (2012-13)
19,404 participants, 19,404 items
Too few values for statistical summary.
Instance 2 : Imaging visit (2014+)
5,860 participants, 5,860 items
Too few values for statistical summary.