Data
624,021 items of data are available, covering 501,252 participants, encoded using Data-Coding
100349.
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
501,218 participants, 501,218 items
Instance 1 : First repeat assessment visit (2012-13)
20,328 participants, 20,328 items
Instance 2 : Imaging visit (2014+)
89,817 participants, 89,817 items
Instance 3 : First repeat imaging visit (2019+)
12,658 participants, 12,658 items
Notes
ACE touchscreen question "Has a doctor ever told you that you have diabetes?"
If the participant activated the Help button they were shown the message:
If you are unsure if you have been told you had diabetes, select Do not know and you will be asked about this by an interviewer later during this visit.
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