229,718 items of data are available, covering 206,913 participants, encoded using Data-Coding 100637
Defined-instances run from 0 to 2, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
172,583 participants, 172,583 items
Instance 1 : First repeat assessment visit (2012-13)
20,328 participants, 20,328 items
Instance 2 : Imaging visit (2014+)
36,807 participants, 36,807 items
ACE touchscreen question "Have you ever worked in a noisy place where you had to shout to be heard?"
Field 4825 was collected from all participants except those who indicated they were completely deaf, as defined by their answers to Field 2247
There are no tabulations involving field 4825.
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