573,735 items of data are available, covering 501,575 participants, encoded using Data-Coding 100603
Defined-instances run from 0 to 3, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
501,558 participants, 501,558 items
Instance 1 : First repeat assessment visit (2012-13)
20,335 participants, 20,335 items
Instance 2 : Imaging visit (2014+)
48,642 participants, 48,642 items
Instance 3 : First repeat imaging visit (2019+)
3,200 participants, 3,200 items
ACE touchscreen question "Has a doctor ever told you that you have had any other serious medical conditions or disabilities?"
If the participant activated the Help button they were shown the message:
|If you are not sure if you have a serious illness|
or you are not sure that you have had one of the
conditions listed previously, enter Do not know
and you will be asked about this by an interviewer
later in this visit.
There are no tabulations involving field 2473.
Registered researchers may, when logged in, request that new analyses be generated and displayed here.