471,172 items of data are available, covering 393,733 participants, encoded using Data-Coding 100397
Defined-instances run from 0 to 3, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
386,117 participants, 386,117 items
Instance 1 : First repeat assessment visit (2012-13)
16,550 participants, 16,550 items
Instance 2 : Imaging visit (2014+)
62,713 participants, 62,713 items
Instance 3 : First repeat imaging visit (2019+)
5,792 participants, 5,792 items
ACE touchscreen question "What type of coffee do you usually drink?"
If the participant activated the Help button they were shown the message:
|If you drink more than one type of coffee, please select the one that|
you drink the most. If you are unsure, select Do not know.
Field 1508 was collected from participants who indicated that they drank at least 1 cup of coffee each day or less than one cup each day, as defined by their answers to Field 1498