Data
544,590 items of data are available, covering 460,947 participants, encoded using Data-Coding
100417.
Defined-instances run from 0 to 3, labelled using Instancing
2.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
460,244 participants, 460,244 items
Instance 1 : First repeat assessment visit (2012-13)
18,967 participants, 18,967 items
Instance 2 : Imaging visit (2014+)
60,354 participants, 60,354 items
Instance 3 : First repeat imaging visit (2019+)
5,025 participants, 5,025 items
Notes
ACE touchscreen question "Compared to 10 years ago, do you drink?"
Field 1628 was collected from participants who indicated they drink alcohol, as defined by their answers to Field 1558