313,768 items of data are available, covering 272,860 participants, encoded using Data-Coding 100599
Defined-instances run from 0 to 3, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
272,847 participants, 272,847 items
Instance 1 : First repeat assessment visit (2012-13)
10,401 participants, 10,401 items
Instance 2 : Imaging visit (2014+)
27,802 participants, 27,802 items
Instance 3 : First repeat imaging visit (2019+)
2,718 participants, 2,718 items
ACE touchscreen question "Have you had BOTH ovaries removed?"
If the participant activated the Help button they were shown the message:
|Only enter Yes if you have had both ovaries removed.|
If you have only had one ovary removed you will be able
to let the interviewer know later in the visit.
If you are unsure of whether both ovaries have been
removed, select Do not know.