Data
633,251 items of data are available, covering 498,719 participants, encoded using Data-Coding
100385.
Defined-instances run from 0 to 3, labelled using Instancing
2.
Array indices run from 0 to 3.
4 Instances
Instance 0 : Initial assessment visit (2006-2010) at which participants were recruited and consent given
497,501 participants, 515,914 items
Instance 1 : First repeat assessment visit (2012-13)
20,328 participants, 20,952 items
Instance 2 : Imaging visit (2014+)
84,020 participants, 87,291 items
Instance 3 : First repeat imaging visit (2019+)
8,804 participants, 9,094 items
Notes
ACE touchscreen question "Which of the following do you NEVER eat? (You can select more than one answer)"
The following checks were performed:
- If code 5 was selected, then no additional choices were allowed.
- If code -3 was selected, then no additional choices were allowed.