573,371 items of data are available, covering 501,631 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
501,614 participants, 501,614 items
Instance 1 : First repeat assessment visit (2012-13)
20,336 participants, 20,336 items
Instance 2 : Imaging visit (2014+)
48,340 participants, 48,340 items
Instance 3 : First repeat imaging visit (2019+)
3,081 participants, 3,081 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.|
There are no tabulations involving field 1220.
Registered researchers may, when logged in, request that new analyses be generated and displayed here.