773,309 items of data are available, covering 498,728 participants, encoded using Data-Coding 100288
Defined-instances run from 0 to 3, labelled using Instancing 2
Array indices run from 0 to 2.
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,824 participants, 678,054 items
Instance 1 : First repeat assessment visit (2012-13)
20,335 participants, 27,715 items
Instance 2 : Imaging visit (2014+)
48,639 participants, 62,010 items
Instance 3 : First repeat imaging visit (2019+)
4,475 participants, 5,530 items
ACE touchscreen question "Do you have any of the following in your home? (You can select more than one answer)"
The following checks were performed:
- If code -7 was selected, then no additional choices were allowed.
- If code -1 was selected, then no additional choices were allowed.
- If code -3 was selected, then no additional choices were allowed.
If the participant activated the Help button they were shown the message:
|Solid fuel refers to wood or coal.|
Regular use is when you use this for most days of the
week in the winter time.