Data
41,263 items of data are available, covering 39,580 participants, encoded using Data-Coding
100360.
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
39,230 participants, 39,230 items
Instance 1 : First repeat assessment visit (2012-13)
648 participants, 648 items
Instance 2 : Imaging visit (2014+)
1,320 participants, 1,320 items
Instance 3 : First repeat imaging visit (2019+)
65 participants, 65 items
Notes
ACE touchscreen question "Compared to 10 years ago do you smoke..."
Field 3506 was collected from participants who indicated they currently smoke tobacco on most or all days, as defined by their answers to Field 1239