533,564 items of data are available, covering 501,567 participants, encoded using Data-Coding 100431
Defined-instances run from 0 to 2, labelled using Instancing 2
: Initial assessment visit (2006-2010) at which participants were recruited and consent given
501,561 participants, 501,561 items
Instance 1 : First repeat assessment visit (2012-13)
20,335 participants, 20,335 items
Instance 2 : Imaging visit (2014+)
11,668 participants, 11,668 items
ACE touchscreen question "What best describes the colour of your skin without tanning?"
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. |
This question was dropped from the touchscreen protocol on 24/10/2016.