Data
41,602 items of data are available, covering 39,622 participants, encoded using Data-Coding
100358.
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
39,211 participants, 39,211 items
Instance 1 : First repeat assessment visit (2012-13)
647 participants, 647 items
Instance 2 : Imaging visit (2014+)
1,637 participants, 1,637 items
Instance 3 : First repeat imaging visit (2019+)
107 participants, 107 items
Notes
ACE touchscreen question "Have you tried to give up smoking?"
Field 3486 was collected from participants who indicated they currently smoke tobacco on most or all days, as defined by their answers to Field 1239