574,036 items of data are available, covering 501,610 participants, encoded using Data-Coding 100346
Defined-instances run from 0 to 3, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
501,593 participants, 501,593 items
Instance 1 : First repeat assessment visit (2012-13)
20,335 participants, 20,335 items
Instance 2 : Imaging visit (2014+)
48,640 participants, 48,640 items
Instance 3 : First repeat imaging visit (2019+)
3,468 participants, 3,468 items
ACE touchscreen question "How likely are you to doze off or fall asleep during the daytime when you don't mean to? (e.g. when working, reading or driving)"
If the participant activated the Help button they were shown the message:
|If you are unsure, please provide an estimate or select Do not know. |
The option "All of the time" was removed during the Initial Assessment phase.
0 Related Data-FieldsThere are no related data-fields
There are no tabulations involving field 1220.
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