Data
41,741 items of data are available, covering 39,650 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
39,211 participants, 39,211 items
Instance 1 : First repeat assessment visit (2012-13)
647 participants, 647 items
Instance 2 : Imaging visit (2014+)
1,736 participants, 1,736 items
Instance 3 : First repeat imaging visit (2019+)
147 participants, 147 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