Data
581,267 items of data are available, covering 498,780 participants.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Average length is 6.0 characters, longest is 12.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,738 participants, 497,738 items
Too few values for statistical summary.
Instance 1 : First repeat assessment visit (2012-13)
20,333 participants, 20,333 items
Too few values for statistical summary.
Instance 2 : Imaging visit (2014+)
58,116 participants, 58,116 items
Too few values for statistical summary.
Instance 3 : First repeat imaging visit (2019+)
5,080 participants, 5,080 items
Too few values for statistical summary.