Data
591,956 items of data are available, covering 498,057 participants.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Average length is 6.0 characters, longest is 6.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
496,903 participants, 496,903 items
Too few values for statistical summary.
Instance 1 : First repeat assessment visit (2012-13)
20,332 participants, 20,332 items
Too few values for statistical summary.
Instance 2 : Imaging visit (2014+)
68,728 participants, 68,728 items
Too few values for statistical summary.
Instance 3 : First repeat imaging visit (2019+)
5,993 participants, 5,993 items
Too few values for statistical summary.