Data
555,543 items of data are available, covering 461,042 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
460,233 participants, 460,233 items
Instance 1 : First repeat assessment visit (2012-13)
18,966 participants, 18,966 items
Instance 2 : Imaging visit (2014+)
69,862 participants, 69,862 items
Instance 3 : First repeat imaging visit (2019+)
6,482 participants, 6,482 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